Spaces:
Running
Running
prompt,pass@1,pass@5,pass@10 | |
"from typing import List | |
def has_close_elements(numbers: List[float], threshold: float) -> bool: | |
"""""" Check if in given list of numbers, are any two numbers closer to each other than | |
given threshold. | |
>>> has_close_elements([1.0, 2.0, 3.0], 0.5) | |
False | |
>>> has_close_elements([1.0, 2.8, 3.0, 4.0, 5.0, 2.0], 0.3) | |
True | |
"""""" | |
",0.44999999999999984,0.9702012383900929,0.9999404620147654 | |
"from typing import List | |
def separate_paren_groups(paren_string: str) -> List[str]: | |
"""""" Input to this function is a string containing multiple groups of nested parentheses. Your goal is to | |
separate those group into separate strings and return the list of those. | |
Separate groups are balanced (each open brace is properly closed) and not nested within each other | |
Ignore any spaces in the input string. | |
>>> separate_paren_groups('( ) (( )) (( )( ))') | |
['()', '(())', '(()())'] | |
"""""" | |
",0.0,0.0,0.0 | |
" | |
def truncate_number(number: float) -> float: | |
"""""" Given a positive floating point number, it can be decomposed into | |
and integer part (largest integer smaller than given number) and decimals | |
(leftover part always smaller than 1). | |
Return the decimal part of the number. | |
>>> truncate_number(3.5) | |
0.5 | |
"""""" | |
",0.44999999999999984,0.9702012383900929,0.9999404620147654 | |
"from typing import List | |
def below_zero(operations: List[int]) -> bool: | |
"""""" You're given a list of deposit and withdrawal operations on a bank account that starts with | |
zero balance. Your task is to detect if at any point the balance of account fallls below zero, and | |
at that point function should return True. Otherwise it should return False. | |
>>> below_zero([1, 2, 3]) | |
False | |
>>> below_zero([1, 2, -4, 5]) | |
True | |
"""""" | |
",1.0,1.0,1.0 | |
"from typing import List | |
def mean_absolute_deviation(numbers: List[float]) -> float: | |
"""""" For a given list of input numbers, calculate Mean Absolute Deviation | |
around the mean of this dataset. | |
Mean Absolute Deviation is the average absolute difference between each | |
element and a centerpoint (mean in this case): | |
MAD = average | x - x_mean | | |
>>> mean_absolute_deviation([1.0, 2.0, 3.0, 4.0]) | |
1.0 | |
"""""" | |
",0.95,1.0,1.0 | |
"from typing import List | |
def intersperse(numbers: List[int], delimeter: int) -> List[int]: | |
"""""" Insert a number 'delimeter' between every two consecutive elements of input list `numbers' | |
>>> intersperse([], 4) | |
[] | |
>>> intersperse([1, 2, 3], 4) | |
[1, 4, 2, 4, 3] | |
"""""" | |
",0.0,0.0,0.0 | |
"from typing import List | |
def parse_nested_parens(paren_string: str) -> List[int]: | |
"""""" Input to this function is a string represented multiple groups for nested parentheses separated by spaces. | |
For each of the group, output the deepest level of nesting of parentheses. | |
E.g. (()()) has maximum two levels of nesting while ((())) has three. | |
>>> parse_nested_parens('(()()) ((())) () ((())()())') | |
[2, 3, 1, 3] | |
"""""" | |
",0.25,0.8063080495356036,0.9837461300309598 | |
"from typing import List | |
def filter_by_substring(strings: List[str], substring: str) -> List[str]: | |
"""""" Filter an input list of strings only for ones that contain given substring | |
>>> filter_by_substring([], 'a') | |
[] | |
>>> filter_by_substring(['abc', 'bacd', 'cde', 'array'], 'a') | |
['abc', 'bacd', 'array'] | |
"""""" | |
",1.0,1.0,1.0 | |
"from typing import List, Tuple | |
def sum_product(numbers: List[int]) -> Tuple[int, int]: | |
"""""" For a given list of integers, return a tuple consisting of a sum and a product of all the integers in a list. | |
Empty sum should be equal to 0 and empty product should be equal to 1. | |
>>> sum_product([]) | |
(0, 1) | |
>>> sum_product([1, 2, 3, 4]) | |
(10, 24) | |
"""""" | |
",1.0,1.0,1.0 | |
"from typing import List, Tuple | |
def rolling_max(numbers: List[int]) -> List[int]: | |
"""""" From a given list of integers, generate a list of rolling maximum element found until given moment | |
in the sequence. | |
>>> rolling_max([1, 2, 3, 2, 3, 4, 2]) | |
[1, 2, 3, 3, 3, 4, 4] | |
"""""" | |
",0.25,0.8063080495356036,0.9837461300309598 | |
" | |
def is_palindrome(string: str) -> bool: | |
"""""" Test if given string is a palindrome """""" | |
return string == string[::-1] | |
def make_palindrome(string: str) -> str: | |
"""""" Find the shortest palindrome that begins with a supplied string. | |
Algorithm idea is simple: | |
- Find the longest postfix of supplied string that is a palindrome. | |
- Append to the end of the string reverse of a string prefix that comes before the palindromic suffix. | |
>>> make_palindrome('') | |
'' | |
>>> make_palindrome('cat') | |
'catac' | |
>>> make_palindrome('cata') | |
'catac' | |
"""""" | |
",0.0,0.0,0.0 | |
"from typing import List | |
def string_xor(a: str, b: str) -> str: | |
"""""" Input are two strings a and b consisting only of 1s and 0s. | |
Perform binary XOR on these inputs and return result also as a string. | |
>>> string_xor('010', '110') | |
'100' | |
"""""" | |
",0.7,0.9996130030959752,1.0 | |
"from typing import List, Optional | |
def longest(strings: List[str]) -> Optional[str]: | |
"""""" Out of list of strings, return the longest one. Return the first one in case of multiple | |
strings of the same length. Return None in case the input list is empty. | |
>>> longest([]) | |
>>> longest(['a', 'b', 'c']) | |
'a' | |
>>> longest(['a', 'bb', 'ccc']) | |
'ccc' | |
"""""" | |
",1.0,1.0,1.0 | |
" | |
def greatest_common_divisor(a: int, b: int) -> int: | |
"""""" Return a greatest common divisor of two integers a and b | |
>>> greatest_common_divisor(3, 5) | |
1 | |
>>> greatest_common_divisor(25, 15) | |
5 | |
"""""" | |
",0.4999999999999999,0.9837461300309598,0.9999945874558878 | |
"from typing import List | |
def all_prefixes(string: str) -> List[str]: | |
"""""" Return list of all prefixes from shortest to longest of the input string | |
>>> all_prefixes('abc') | |
['a', 'ab', 'abc'] | |
"""""" | |
",0.09999999999999998,0.4473684210526315,0.763157894736842 | |
" | |
def string_sequence(n: int) -> str: | |
"""""" Return a string containing space-delimited numbers starting from 0 upto n inclusive. | |
>>> string_sequence(0) | |
'0' | |
>>> string_sequence(5) | |
'0 1 2 3 4 5' | |
"""""" | |
",0.75,0.9999355005159959,1.0 | |
" | |
def count_distinct_characters(string: str) -> int: | |
"""""" Given a string, find out how many distinct characters (regardless of case) does it consist of | |
>>> count_distinct_characters('xyzXYZ') | |
3 | |
>>> count_distinct_characters('Jerry') | |
4 | |
"""""" | |
",0.6000000000000001,0.9963880288957688,1.0 | |
"from typing import List | |
def parse_music(music_string: str) -> List[int]: | |
"""""" Input to this function is a string representing musical notes in a special ASCII format. | |
Your task is to parse this string and return list of integers corresponding to how many beats does each | |
not last. | |
Here is a legend: | |
'o' - whole note, lasts four beats | |
'o|' - half note, lasts two beats | |
'.|' - quater note, lasts one beat | |
>>> parse_music('o o| .| o| o| .| .| .| .| o o') | |
[4, 2, 1, 2, 2, 1, 1, 1, 1, 4, 4] | |
"""""" | |
",0.75,0.9999355005159959,1.0 | |
" | |
def how_many_times(string: str, substring: str) -> int: | |
"""""" Find how many times a given substring can be found in the original string. Count overlaping cases. | |
>>> how_many_times('', 'a') | |
0 | |
>>> how_many_times('aaa', 'a') | |
3 | |
>>> how_many_times('aaaa', 'aa') | |
3 | |
"""""" | |
",0.75,0.9999355005159959,1.0 | |
"from typing import List | |
def sort_numbers(numbers: str) -> str: | |
"""""" Input is a space-delimited string of numberals from 'zero' to 'nine'. | |
Valid choices are 'zero', 'one', 'two', 'three', 'four', 'five', 'six', 'seven', 'eight' and 'nine'. | |
Return the string with numbers sorted from smallest to largest | |
>>> sort_numbers('three one five') | |
'one three five' | |
"""""" | |
",0.0,0.0,0.0 | |
"from typing import List, Tuple | |
def find_closest_elements(numbers: List[float]) -> Tuple[float, float]: | |
"""""" From a supplied list of numbers (of length at least two) select and return two that are the closest to each | |
other and return them in order (smaller number, larger number). | |
>>> find_closest_elements([1.0, 2.0, 3.0, 4.0, 5.0, 2.2]) | |
(2.0, 2.2) | |
>>> find_closest_elements([1.0, 2.0, 3.0, 4.0, 5.0, 2.0]) | |
(2.0, 2.0) | |
"""""" | |
",0.6000000000000001,0.9963880288957688,1.0 | |
"from typing import List | |
def rescale_to_unit(numbers: List[float]) -> List[float]: | |
"""""" Given list of numbers (of at least two elements), apply a linear transform to that list, | |
such that the smallest number will become 0 and the largest will become 1 | |
>>> rescale_to_unit([1.0, 2.0, 3.0, 4.0, 5.0]) | |
[0.0, 0.25, 0.5, 0.75, 1.0] | |
"""""" | |
",0.8999999999999999,1.0,1.0 | |
"from typing import List, Any | |
def filter_integers(values: List[Any]) -> List[int]: | |
"""""" Filter given list of any python values only for integers | |
>>> filter_integers(['a', 3.14, 5]) | |
[5] | |
>>> filter_integers([1, 2, 3, 'abc', {}, []]) | |
[1, 2, 3] | |
"""""" | |
",0.44999999999999984,0.9702012383900929,0.9999404620147654 | |
" | |
def strlen(string: str) -> int: | |
"""""" Return length of given string | |
>>> strlen('') | |
0 | |
>>> strlen('abc') | |
3 | |
"""""" | |
",0.75,0.9999355005159959,1.0 | |
" | |
def largest_divisor(n: int) -> int: | |
"""""" For a given number n, find the largest number that divides n evenly, smaller than n | |
>>> largest_divisor(15) | |
5 | |
"""""" | |
",0.09999999999999998,0.4473684210526315,0.763157894736842 | |
"from typing import List | |
def factorize(n: int) -> List[int]: | |
"""""" Return list of prime factors of given integer in the order from smallest to largest. | |
Each of the factors should be listed number of times corresponding to how many times it appeares in factorization. | |
Input number should be equal to the product of all factors | |
>>> factorize(8) | |
[2, 2, 2] | |
>>> factorize(25) | |
[5, 5] | |
>>> factorize(70) | |
[2, 5, 7] | |
"""""" | |
",1.0,1.0,1.0 | |
"from typing import List | |
def remove_duplicates(numbers: List[int]) -> List[int]: | |
"""""" From a list of integers, remove all elements that occur more than once. | |
Keep order of elements left the same as in the input. | |
>>> remove_duplicates([1, 2, 3, 2, 4]) | |
[1, 3, 4] | |
"""""" | |
",0.0,0.0,0.0 | |
" | |
def flip_case(string: str) -> str: | |
"""""" For a given string, flip lowercase characters to uppercase and uppercase to lowercase. | |
>>> flip_case('Hello') | |
'hELLO' | |
"""""" | |
",1.0,1.0,1.0 | |
"from typing import List | |
def concatenate(strings: List[str]) -> str: | |
"""""" Concatenate list of strings into a single string | |
>>> concatenate([]) | |
'' | |
>>> concatenate(['a', 'b', 'c']) | |
'abc' | |
"""""" | |
",0.65,0.9986455108359134,1.0 | |
"from typing import List | |
def filter_by_prefix(strings: List[str], prefix: str) -> List[str]: | |
"""""" Filter an input list of strings only for ones that start with a given prefix. | |
>>> filter_by_prefix([], 'a') | |
[] | |
>>> filter_by_prefix(['abc', 'bcd', 'cde', 'array'], 'a') | |
['abc', 'array'] | |
"""""" | |
",0.8999999999999999,1.0,1.0 | |
" | |
def get_positive(l: list): | |
""""""Return only positive numbers in the list. | |
>>> get_positive([-1, 2, -4, 5, 6]) | |
[2, 5, 6] | |
>>> get_positive([5, 3, -5, 2, -3, 3, 9, 0, 123, 1, -10]) | |
[5, 3, 2, 3, 9, 123, 1] | |
"""""" | |
",0.65,0.9986455108359134,1.0 | |
" | |
def is_prime(n): | |
""""""Return true if a given number is prime, and false otherwise. | |
>>> is_prime(6) | |
False | |
>>> is_prime(101) | |
True | |
>>> is_prime(11) | |
True | |
>>> is_prime(13441) | |
True | |
>>> is_prime(61) | |
True | |
>>> is_prime(4) | |
False | |
>>> is_prime(1) | |
False | |
"""""" | |
",0.65,0.9986455108359134,1.0 | |
"import math | |
def poly(xs: list, x: float): | |
"""""" | |
Evaluates polynomial with coefficients xs at point x. | |
return xs[0] + xs[1] * x + xs[1] * x^2 + .... xs[n] * x^n | |
"""""" | |
return sum([coeff * math.pow(x, i) for i, coeff in enumerate(xs)]) | |
def find_zero(xs: list): | |
"""""" xs are coefficients of a polynomial. | |
find_zero find x such that poly(x) = 0. | |
find_zero returns only only zero point, even if there are many. | |
Moreover, find_zero only takes list xs having even number of coefficients | |
and largest non zero coefficient as it guarantees | |
a solution. | |
>>> round(find_zero([1, 2]), 2) # f(x) = 1 + 2x | |
-0.5 | |
>>> round(find_zero([-6, 11, -6, 1]), 2) # (x - 1) * (x - 2) * (x - 3) = -6 + 11x - 6x^2 + x^3 | |
1.0 | |
"""""" | |
",0.0,0.0,0.0 | |
" | |
def sort_third(l: list): | |
""""""This function takes a list l and returns a list l' such that | |
l' is identical to l in the indicies that are not divisible by three, while its values at the indicies that are divisible by three are equal | |
to the values of the corresponding indicies of l, but sorted. | |
>>> sort_third([1, 2, 3]) | |
[1, 2, 3] | |
>>> sort_third([5, 6, 3, 4, 8, 9, 2]) | |
[2, 6, 3, 4, 8, 9, 5] | |
"""""" | |
",0.0,0.0,0.0 | |
" | |
def unique(l: list): | |
""""""Return sorted unique elements in a list | |
>>> unique([5, 3, 5, 2, 3, 3, 9, 0, 123]) | |
[0, 2, 3, 5, 9, 123] | |
"""""" | |
",0.6000000000000001,0.9963880288957688,1.0 | |
" | |
def max_element(l: list): | |
""""""Return maximum element in the list. | |
>>> max_element([1, 2, 3]) | |
3 | |
>>> max_element([5, 3, -5, 2, -3, 3, 9, 0, 123, 1, -10]) | |
123 | |
"""""" | |
",0.44999999999999984,0.9702012383900929,0.9999404620147654 | |
" | |
def fizz_buzz(n: int): | |
""""""Return the number of times the digit 7 appears in integers less than n which are divisible by 11 or 13. | |
>>> fizz_buzz(50) | |
0 | |
>>> fizz_buzz(78) | |
2 | |
>>> fizz_buzz(79) | |
3 | |
"""""" | |
",0.25,0.8063080495356036,0.9837461300309598 | |
" | |
def sort_even(l: list): | |
""""""This function takes a list l and returns a list l' such that | |
l' is identical to l in the odd indicies, while its values at the even indicies are equal | |
to the values of the even indicies of l, but sorted. | |
>>> sort_even([1, 2, 3]) | |
[1, 2, 3] | |
>>> sort_even([5, 6, 3, 4]) | |
[3, 6, 5, 4] | |
"""""" | |
",0.15000000000000002,0.6008771929824561,0.8947368421052632 | |
" | |
def encode_cyclic(s: str): | |
"""""" | |
returns encoded string by cycling groups of three characters. | |
"""""" | |
# split string to groups. Each of length 3. | |
groups = [s[(3 * i):min((3 * i + 3), len(s))] for i in range((len(s) + 2) // 3)] | |
# cycle elements in each group. Unless group has fewer elements than 3. | |
groups = [(group[1:] + group[0]) if len(group) == 3 else group for group in groups] | |
return """".join(groups) | |
def decode_cyclic(s: str): | |
"""""" | |
takes as input string encoded with encode_cyclic function. Returns decoded string. | |
"""""" | |
",0.0,0.0,0.0 | |
" | |
def prime_fib(n: int): | |
"""""" | |
prime_fib returns n-th number that is a Fibonacci number and it's also prime. | |
>>> prime_fib(1) | |
2 | |
>>> prime_fib(2) | |
3 | |
>>> prime_fib(3) | |
5 | |
>>> prime_fib(4) | |
13 | |
>>> prime_fib(5) | |
89 | |
"""""" | |
",0.15000000000000002,0.6008771929824561,0.8947368421052632 | |
" | |
def triples_sum_to_zero(l: list): | |
"""""" | |
triples_sum_to_zero takes a list of integers as an input. | |
it returns True if there are three distinct elements in the list that | |
sum to zero, and False otherwise. | |
>>> triples_sum_to_zero([1, 3, 5, 0]) | |
False | |
>>> triples_sum_to_zero([1, 3, -2, 1]) | |
True | |
>>> triples_sum_to_zero([1, 2, 3, 7]) | |
False | |
>>> triples_sum_to_zero([2, 4, -5, 3, 9, 7]) | |
True | |
>>> triples_sum_to_zero([1]) | |
False | |
"""""" | |
",0.7,0.9996130030959752,1.0 | |
" | |
def car_race_collision(n: int): | |
"""""" | |
Imagine a road that's a perfectly straight infinitely long line. | |
n cars are driving left to right; simultaneously, a different set of n cars | |
are driving right to left. The two sets of cars start out being very far from | |
each other. All cars move in the same speed. Two cars are said to collide | |
when a car that's moving left to right hits a car that's moving right to left. | |
However, the cars are infinitely sturdy and strong; as a result, they continue moving | |
in their trajectory as if they did not collide. | |
This function outputs the number of such collisions. | |
"""""" | |
",0.09999999999999998,0.4473684210526315,0.763157894736842 | |
" | |
def incr_list(l: list): | |
""""""Return list with elements incremented by 1. | |
>>> incr_list([1, 2, 3]) | |
[2, 3, 4] | |
>>> incr_list([5, 3, 5, 2, 3, 3, 9, 0, 123]) | |
[6, 4, 6, 3, 4, 4, 10, 1, 124] | |
"""""" | |
",0.4999999999999999,0.9837461300309598,0.9999945874558878 | |
" | |
def pairs_sum_to_zero(l): | |
"""""" | |
pairs_sum_to_zero takes a list of integers as an input. | |
it returns True if there are two distinct elements in the list that | |
sum to zero, and False otherwise. | |
>>> pairs_sum_to_zero([1, 3, 5, 0]) | |
False | |
>>> pairs_sum_to_zero([1, 3, -2, 1]) | |
False | |
>>> pairs_sum_to_zero([1, 2, 3, 7]) | |
False | |
>>> pairs_sum_to_zero([2, 4, -5, 3, 5, 7]) | |
True | |
>>> pairs_sum_to_zero([1]) | |
False | |
"""""" | |
",0.95,1.0,1.0 | |
" | |
def change_base(x: int, base: int): | |
""""""Change numerical base of input number x to base. | |
return string representation after the conversion. | |
base numbers are less than 10. | |
>>> change_base(8, 3) | |
'22' | |
>>> change_base(8, 2) | |
'1000' | |
>>> change_base(7, 2) | |
'111' | |
"""""" | |
",0.25,0.8063080495356036,0.9837461300309598 | |
" | |
def triangle_area(a, h): | |
""""""Given length of a side and high return area for a triangle. | |
>>> triangle_area(5, 3) | |
7.5 | |
"""""" | |
",1.0,1.0,1.0 | |
" | |
def fib4(n: int): | |
""""""The Fib4 number sequence is a sequence similar to the Fibbonacci sequnece that's defined as follows: | |
fib4(0) -> 0 | |
fib4(1) -> 0 | |
fib4(2) -> 2 | |
fib4(3) -> 0 | |
fib4(n) -> fib4(n-1) + fib4(n-2) + fib4(n-3) + fib4(n-4). | |
Please write a function to efficiently compute the n-th element of the fib4 number sequence. Do not use recursion. | |
>>> fib4(5) | |
4 | |
>>> fib4(6) | |
8 | |
>>> fib4(7) | |
14 | |
"""""" | |
",0.4999999999999999,0.9837461300309598,0.9999945874558878 | |
" | |
def median(l: list): | |
""""""Return median of elements in the list l. | |
>>> median([3, 1, 2, 4, 5]) | |
3 | |
>>> median([-10, 4, 6, 1000, 10, 20]) | |
15.0 | |
"""""" | |
",0.95,1.0,1.0 | |
" | |
def is_palindrome(text: str): | |
"""""" | |
Checks if given string is a palindrome | |
>>> is_palindrome('') | |
True | |
>>> is_palindrome('aba') | |
True | |
>>> is_palindrome('aaaaa') | |
True | |
>>> is_palindrome('zbcd') | |
False | |
"""""" | |
",0.3500000000000001,0.9169891640866873,0.9984520123839009 | |
" | |
def modp(n: int, p: int): | |
""""""Return 2^n modulo p (be aware of numerics). | |
>>> modp(3, 5) | |
3 | |
>>> modp(1101, 101) | |
2 | |
>>> modp(0, 101) | |
1 | |
>>> modp(3, 11) | |
8 | |
>>> modp(100, 101) | |
1 | |
"""""" | |
",0.0,0.0,0.0 | |
" | |
def encode_shift(s: str): | |
"""""" | |
returns encoded string by shifting every character by 5 in the alphabet. | |
"""""" | |
return """".join([chr(((ord(ch) + 5 - ord(""a"")) % 26) + ord(""a"")) for ch in s]) | |
def decode_shift(s: str): | |
"""""" | |
takes as input string encoded with encode_shift function. Returns decoded string. | |
"""""" | |
",1.0,1.0,1.0 | |
" | |
def remove_vowels(text): | |
"""""" | |
remove_vowels is a function that takes string and returns string without vowels. | |
>>> remove_vowels('') | |
'' | |
>>> remove_vowels(""abcdef\nghijklm"") | |
'bcdf\nghjklm' | |
>>> remove_vowels('abcdef') | |
'bcdf' | |
>>> remove_vowels('aaaaa') | |
'' | |
>>> remove_vowels('aaBAA') | |
'B' | |
>>> remove_vowels('zbcd') | |
'zbcd' | |
"""""" | |
",0.85,1.0,1.0 | |
" | |
def below_threshold(l: list, t: int): | |
""""""Return True if all numbers in the list l are below threshold t. | |
>>> below_threshold([1, 2, 4, 10], 100) | |
True | |
>>> below_threshold([1, 20, 4, 10], 5) | |
False | |
"""""" | |
",0.65,0.9986455108359134,1.0 | |
" | |
def add(x: int, y: int): | |
""""""Add two numbers x and y | |
>>> add(2, 3) | |
5 | |
>>> add(5, 7) | |
12 | |
"""""" | |
",0.8999999999999999,1.0,1.0 | |
" | |
def same_chars(s0: str, s1: str): | |
"""""" | |
Check if two words have the same characters. | |
>>> same_chars('eabcdzzzz', 'dddzzzzzzzddeddabc') | |
True | |
>>> same_chars('abcd', 'dddddddabc') | |
True | |
>>> same_chars('dddddddabc', 'abcd') | |
True | |
>>> same_chars('eabcd', 'dddddddabc') | |
False | |
>>> same_chars('abcd', 'dddddddabce') | |
False | |
>>> same_chars('eabcdzzzz', 'dddzzzzzzzddddabc') | |
False | |
"""""" | |
",0.65,0.9986455108359134,1.0 | |
" | |
def fib(n: int): | |
""""""Return n-th Fibonacci number. | |
>>> fib(10) | |
55 | |
>>> fib(1) | |
1 | |
>>> fib(8) | |
21 | |
"""""" | |
",0.65,0.9986455108359134,1.0 | |
" | |
def correct_bracketing(brackets: str): | |
"""""" brackets is a string of ""<"" and "">"". | |
return True if every opening bracket has a corresponding closing bracket. | |
>>> correct_bracketing(""<"") | |
False | |
>>> correct_bracketing(""<>"") | |
True | |
>>> correct_bracketing(""<<><>>"") | |
True | |
>>> correct_bracketing(""><<>"") | |
False | |
"""""" | |
",0.4999999999999999,0.9837461300309598,0.9999945874558878 | |
" | |
def monotonic(l: list): | |
""""""Return True is list elements are monotonically increasing or decreasing. | |
>>> monotonic([1, 2, 4, 20]) | |
True | |
>>> monotonic([1, 20, 4, 10]) | |
False | |
>>> monotonic([4, 1, 0, -10]) | |
True | |
"""""" | |
",0.44999999999999984,0.9702012383900929,0.9999404620147654 | |
" | |
def common(l1: list, l2: list): | |
""""""Return sorted unique common elements for two lists. | |
>>> common([1, 4, 3, 34, 653, 2, 5], [5, 7, 1, 5, 9, 653, 121]) | |
[1, 5, 653] | |
>>> common([5, 3, 2, 8], [3, 2]) | |
[2, 3] | |
"""""" | |
",0.8999999999999999,1.0,1.0 | |
" | |
def largest_prime_factor(n: int): | |
""""""Return the largest prime factor of n. Assume n > 1 and is not a prime. | |
>>> largest_prime_factor(13195) | |
29 | |
>>> largest_prime_factor(2048) | |
2 | |
"""""" | |
",0.4,0.9489164086687306,0.9996427720885925 | |
" | |
def sum_to_n(n: int): | |
""""""sum_to_n is a function that sums numbers from 1 to n. | |
>>> sum_to_n(30) | |
465 | |
>>> sum_to_n(100) | |
5050 | |
>>> sum_to_n(5) | |
15 | |
>>> sum_to_n(10) | |
55 | |
>>> sum_to_n(1) | |
1 | |
"""""" | |
",0.25,0.8063080495356036,0.9837461300309598 | |
" | |
def correct_bracketing(brackets: str): | |
"""""" brackets is a string of ""("" and "")"". | |
return True if every opening bracket has a corresponding closing bracket. | |
>>> correct_bracketing(""("") | |
False | |
>>> correct_bracketing(""()"") | |
True | |
>>> correct_bracketing(""(()())"") | |
True | |
>>> correct_bracketing("")(()"") | |
False | |
"""""" | |
",0.30000000000000004,0.8708720330237358,0.9945820433436533 | |
" | |
def derivative(xs: list): | |
"""""" xs represent coefficients of a polynomial. | |
xs[0] + xs[1] * x + xs[2] * x^2 + .... | |
Return derivative of this polynomial in the same form. | |
>>> derivative([3, 1, 2, 4, 5]) | |
[1, 4, 12, 20] | |
>>> derivative([1, 2, 3]) | |
[2, 6] | |
"""""" | |
",0.20000000000000007,0.7182662538699691,0.956656346749226 | |
" | |
def fibfib(n: int): | |
""""""The FibFib number sequence is a sequence similar to the Fibbonacci sequnece that's defined as follows: | |
fibfib(0) == 0 | |
fibfib(1) == 0 | |
fibfib(2) == 1 | |
fibfib(n) == fibfib(n-1) + fibfib(n-2) + fibfib(n-3). | |
Please write a function to efficiently compute the n-th element of the fibfib number sequence. | |
>>> fibfib(1) | |
0 | |
>>> fibfib(5) | |
4 | |
>>> fibfib(8) | |
24 | |
"""""" | |
",0.25,0.8063080495356036,0.9837461300309598 | |
" | |
FIX = """""" | |
Add more test cases. | |
"""""" | |
def vowels_count(s): | |
""""""Write a function vowels_count which takes a string representing | |
a word as input and returns the number of vowels in the string. | |
Vowels in this case are 'a', 'e', 'i', 'o', 'u'. Here, 'y' is also a | |
vowel, but only when it is at the end of the given word. | |
Example: | |
>>> vowels_count(""abcde"") | |
2 | |
>>> vowels_count(""ACEDY"") | |
3 | |
"""""" | |
",0.7999999999999999,1.0,1.0 | |
" | |
def circular_shift(x, shift): | |
""""""Circular shift the digits of the integer x, shift the digits right by shift | |
and return the result as a string. | |
If shift > number of digits, return digits reversed. | |
>>> circular_shift(12, 1) | |
""21"" | |
>>> circular_shift(12, 2) | |
""12"" | |
"""""" | |
",0.09999999999999998,0.4473684210526315,0.763157894736842 | |
" | |
def digitSum(s): | |
""""""Task | |
Write a function that takes a string as input and returns the sum of the upper characters only' | |
ASCII codes. | |
Examples: | |
digitSum("""") => 0 | |
digitSum(""abAB"") => 131 | |
digitSum(""abcCd"") => 67 | |
digitSum(""helloE"") => 69 | |
digitSum(""woArBld"") => 131 | |
digitSum(""aAaaaXa"") => 153 | |
"""""" | |
",0.75,0.9999355005159959,1.0 | |
" | |
def fruit_distribution(s,n): | |
"""""" | |
In this task, you will be given a string that represents a number of apples and oranges | |
that are distributed in a basket of fruit this basket contains | |
apples, oranges, and mango fruits. Given the string that represents the total number of | |
the oranges and apples and an integer that represent the total number of the fruits | |
in the basket return the number of the mango fruits in the basket. | |
for examble: | |
fruit_distribution(""5 apples and 6 oranges"", 19) ->19 - 5 - 6 = 8 | |
fruit_distribution(""0 apples and 1 oranges"",3) -> 3 - 0 - 1 = 2 | |
fruit_distribution(""2 apples and 3 oranges"", 100) -> 100 - 2 - 3 = 95 | |
fruit_distribution(""100 apples and 1 oranges"",120) -> 120 - 100 - 1 = 19 | |
"""""" | |
",0.0,0.0,0.0 | |
" | |
def pluck(arr): | |
"""""" | |
""Given an array representing a branch of a tree that has non-negative integer nodes | |
your task is to pluck one of the nodes and return it. | |
The plucked node should be the node with the smallest even value. | |
If multiple nodes with the same smallest even value are found return the node that has smallest index. | |
The plucked node should be returned in a list, [ smalest_value, its index ], | |
If there are no even values or the given array is empty, return []. | |
Example 1: | |
Input: [4,2,3] | |
Output: [2, 1] | |
Explanation: 2 has the smallest even value, and 2 has the smallest index. | |
Example 2: | |
Input: [1,2,3] | |
Output: [2, 1] | |
Explanation: 2 has the smallest even value, and 2 has the smallest index. | |
Example 3: | |
Input: [] | |
Output: [] | |
Example 4: | |
Input: [5, 0, 3, 0, 4, 2] | |
Output: [0, 1] | |
Explanation: 0 is the smallest value, but there are two zeros, | |
so we will choose the first zero, which has the smallest index. | |
Constraints: | |
* 1 <= nodes.length <= 10000 | |
* 0 <= node.value | |
"""""" | |
",0.44999999999999984,0.9702012383900929,0.9999404620147654 | |
" | |
def search(lst): | |
''' | |
You are given a non-empty list of positive integers. Return the greatest integer that is greater than | |
zero, and has a frequency greater than or equal to the value of the integer itself. | |
The frequency of an integer is the number of times it appears in the list. | |
If no such a value exist, return -1. | |
Examples: | |
search([4, 1, 2, 2, 3, 1]) == 2 | |
search([1, 2, 2, 3, 3, 3, 4, 4, 4]) == 3 | |
search([5, 5, 4, 4, 4]) == -1 | |
''' | |
",0.09999999999999998,0.4473684210526315,0.763157894736842 | |
" | |
def strange_sort_list(lst): | |
''' | |
Given list of integers, return list in strange order. | |
Strange sorting, is when you start with the minimum value, | |
then maximum of the remaining integers, then minimum and so on. | |
Examples: | |
strange_sort_list([1, 2, 3, 4]) == [1, 4, 2, 3] | |
strange_sort_list([5, 5, 5, 5]) == [5, 5, 5, 5] | |
strange_sort_list([]) == [] | |
''' | |
",0.09999999999999998,0.4473684210526315,0.763157894736842 | |
" | |
def triangle_area(a, b, c): | |
''' | |
Given the lengths of the three sides of a triangle. Return the area of | |
the triangle rounded to 2 decimal points if the three sides form a valid triangle. | |
Otherwise return -1 | |
Three sides make a valid triangle when the sum of any two sides is greater | |
than the third side. | |
Example: | |
triangle_area(3, 4, 5) == 6.00 | |
triangle_area(1, 2, 10) == -1 | |
''' | |
",0.44999999999999984,0.9702012383900929,0.9999404620147654 | |
" | |
def will_it_fly(q,w): | |
''' | |
Write a function that returns True if the object q will fly, and False otherwise. | |
The object q will fly if it's balanced (it is a palindromic list) and the sum of its elements is less than or equal the maximum possible weight w. | |
Example: | |
will_it_fly([1, 2], 5) ➞ False | |
# 1+2 is less than the maximum possible weight, but it's unbalanced. | |
will_it_fly([3, 2, 3], 1) ➞ False | |
# it's balanced, but 3+2+3 is more than the maximum possible weight. | |
will_it_fly([3, 2, 3], 9) ➞ True | |
# 3+2+3 is less than the maximum possible weight, and it's balanced. | |
will_it_fly([3], 5) ➞ True | |
# 3 is less than the maximum possible weight, and it's balanced. | |
''' | |
",0.5499999999999998,0.9918730650154799,1.0 | |
" | |
def smallest_change(arr): | |
"""""" | |
Given an array arr of integers, find the minimum number of elements that | |
need to be changed to make the array palindromic. A palindromic array is an array that | |
is read the same backwards and forwards. In one change, you can change one element to any other element. | |
For example: | |
smallest_change([1,2,3,5,4,7,9,6]) == 4 | |
smallest_change([1, 2, 3, 4, 3, 2, 2]) == 1 | |
smallest_change([1, 2, 3, 2, 1]) == 0 | |
"""""" | |
",0.0,0.0,0.0 | |
" | |
def total_match(lst1, lst2): | |
''' | |
Write a function that accepts two lists of strings and returns the list that has | |
total number of chars in the all strings of the list less than the other list. | |
if the two lists have the same number of chars, return the first list. | |
Examples | |
total_match([], []) ➞ [] | |
total_match(['hi', 'admin'], ['hI', 'Hi']) ➞ ['hI', 'Hi'] | |
total_match(['hi', 'admin'], ['hi', 'hi', 'admin', 'project']) ➞ ['hi', 'admin'] | |
total_match(['hi', 'admin'], ['hI', 'hi', 'hi']) ➞ ['hI', 'hi', 'hi'] | |
total_match(['4'], ['1', '2', '3', '4', '5']) ➞ ['4'] | |
''' | |
",0.0,0.0,0.0 | |
" | |
def is_multiply_prime(a): | |
""""""Write a function that returns true if the given number is the multiplication of 3 prime numbers | |
and false otherwise. | |
Knowing that (a) is less then 100. | |
Example: | |
is_multiply_prime(30) == True | |
30 = 2 * 3 * 5 | |
"""""" | |
",0.0,0.0,0.0 | |
" | |
def is_simple_power(x, n): | |
""""""Your task is to write a function that returns true if a number x is a simple | |
power of n and false in other cases. | |
x is a simple power of n if n**int=x | |
For example: | |
is_simple_power(1, 4) => true | |
is_simple_power(2, 2) => true | |
is_simple_power(8, 2) => true | |
is_simple_power(3, 2) => false | |
is_simple_power(3, 1) => false | |
is_simple_power(5, 3) => false | |
"""""" | |
",0.050000000000000044,0.25,0.5 | |
" | |
def iscube(a): | |
''' | |
Write a function that takes an integer a and returns True | |
if this ingeger is a cube of some integer number. | |
Note: you may assume the input is always valid. | |
Examples: | |
iscube(1) ==> True | |
iscube(2) ==> False | |
iscube(-1) ==> True | |
iscube(64) ==> True | |
iscube(0) ==> True | |
iscube(180) ==> False | |
''' | |
",0.0,0.0,0.0 | |
" | |
def hex_key(num): | |
""""""You have been tasked to write a function that receives | |
a hexadecimal number as a string and counts the number of hexadecimal | |
digits that are primes (prime number, or a prime, is a natural number | |
greater than 1 that is not a product of two smaller natural numbers). | |
Hexadecimal digits are 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, A, B, C, D, E, F. | |
Prime numbers are 2, 3, 5, 7, 11, 13, 17,... | |
So you have to determine a number of the following digits: 2, 3, 5, 7, | |
B (=decimal 11), D (=decimal 13). | |
Note: you may assume the input is always correct or empty string, | |
and symbols A,B,C,D,E,F are always uppercase. | |
Examples: | |
For num = ""AB"" the output should be 1. | |
For num = ""1077E"" the output should be 2. | |
For num = ""ABED1A33"" the output should be 4. | |
For num = ""123456789ABCDEF0"" the output should be 6. | |
For num = ""2020"" the output should be 2. | |
"""""" | |
",0.4999999999999999,0.9837461300309598,0.9999945874558878 | |
" | |
def decimal_to_binary(decimal): | |
""""""You will be given a number in decimal form and your task is to convert it to | |
binary format. The function should return a string, with each character representing a binary | |
number. Each character in the string will be '0' or '1'. | |
There will be an extra couple of characters 'db' at the beginning and at the end of the string. | |
The extra characters are there to help with the format. | |
Examples: | |
decimal_to_binary(15) # returns ""db1111db"" | |
decimal_to_binary(32) # returns ""db100000db"" | |
"""""" | |
",0.7,0.9996130030959752,1.0 | |
" | |
def is_happy(s): | |
""""""You are given a string s. | |
Your task is to check if the string is happy or not. | |
A string is happy if its length is at least 3 and every 3 consecutive letters are distinct | |
For example: | |
is_happy(a) => False | |
is_happy(aa) => False | |
is_happy(abcd) => True | |
is_happy(aabb) => False | |
is_happy(adb) => True | |
is_happy(xyy) => False | |
"""""" | |
",0.09999999999999998,0.4473684210526315,0.763157894736842 | |
" | |
def numerical_letter_grade(grades): | |
""""""It is the last week of the semester and the teacher has to give the grades | |
to students. The teacher has been making her own algorithm for grading. | |
The only problem is, she has lost the code she used for grading. | |
She has given you a list of GPAs for some students and you have to write | |
a function that can output a list of letter grades using the following table: | |
GPA | Letter grade | |
4.0 A+ | |
> 3.7 A | |
> 3.3 A- | |
> 3.0 B+ | |
> 2.7 B | |
> 2.3 B- | |
> 2.0 C+ | |
> 1.7 C | |
> 1.3 C- | |
> 1.0 D+ | |
> 0.7 D | |
> 0.0 D- | |
0.0 E | |
Example: | |
grade_equation([4.0, 3, 1.7, 2, 3.5]) ==> ['A+', 'B', 'C-', 'C', 'A-'] | |
"""""" | |
",0.44999999999999984,0.9702012383900929,0.9999404620147654 | |
" | |
def prime_length(string): | |
""""""Write a function that takes a string and returns True if the string | |
length is a prime number or False otherwise | |
Examples | |
prime_length('Hello') == True | |
prime_length('abcdcba') == True | |
prime_length('kittens') == True | |
prime_length('orange') == False | |
"""""" | |
",0.050000000000000044,0.25,0.5 | |
" | |
def starts_one_ends(n): | |
"""""" | |
Given a positive integer n, return the count of the numbers of n-digit | |
positive integers that start or end with 1. | |
"""""" | |
",0.0,0.0,0.0 | |
" | |
def solve(N): | |
""""""Given a positive integer N, return the total sum of its digits in binary. | |
Example | |
For N = 1000, the sum of digits will be 1 the output should be ""1"". | |
For N = 150, the sum of digits will be 6 the output should be ""110"". | |
For N = 147, the sum of digits will be 12 the output should be ""1100"". | |
Variables: | |
@N integer | |
Constraints: 0 ≤ N ≤ 10000. | |
Output: | |
a string of binary number | |
"""""" | |
",0.0,0.0,0.0 | |
" | |
def add(lst): | |
""""""Given a non-empty list of integers lst. add the even elements that are at odd indices.. | |
Examples: | |
add([4, 2, 6, 7]) ==> 2 | |
"""""" | |
",0.30000000000000004,0.8708720330237358,0.9945820433436533 | |
" | |
def anti_shuffle(s): | |
"""""" | |
Write a function that takes a string and returns an ordered version of it. | |
Ordered version of string, is a string where all words (separated by space) | |
are replaced by a new word where all the characters arranged in | |
ascending order based on ascii value. | |
Note: You should keep the order of words and blank spaces in the sentence. | |
For example: | |
anti_shuffle('Hi') returns 'Hi' | |
anti_shuffle('hello') returns 'ehllo' | |
anti_shuffle('Hello World!!!') returns 'Hello !!!Wdlor' | |
"""""" | |
",0.25,0.8063080495356036,0.9837461300309598 | |
" | |
def get_row(lst, x): | |
"""""" | |
You are given a 2 dimensional data, as a nested lists, | |
which is similar to matrix, however, unlike matrices, | |
each row may contain a different number of columns. | |
Given lst, and integer x, find integers x in the list, | |
and return list of tuples, [(x1, y1), (x2, y2) ...] such that | |
each tuple is a coordinate - (row, columns), starting with 0. | |
Sort coordinates initially by rows in ascending order. | |
Also, sort coordinates of the row by columns in descending order. | |
Examples: | |
get_row([ | |
[1,2,3,4,5,6], | |
[1,2,3,4,1,6], | |
[1,2,3,4,5,1] | |
], 1) == [(0, 0), (1, 4), (1, 0), (2, 5), (2, 0)] | |
get_row([], 1) == [] | |
get_row([[], [1], [1, 2, 3]], 3) == [(2, 2)] | |
"""""" | |
",0.0,0.0,0.0 | |
" | |
def sort_array(array): | |
"""""" | |
Given an array of non-negative integers, return a copy of the given array after sorting, | |
you will sort the given array in ascending order if the sum( first index value, last index value) is odd, | |
or sort it in descending order if the sum( first index value, last index value) is even. | |
Note: | |
* don't change the given array. | |
Examples: | |
* sort_array([]) => [] | |
* sort_array([5]) => [5] | |
* sort_array([2, 4, 3, 0, 1, 5]) => [0, 1, 2, 3, 4, 5] | |
* sort_array([2, 4, 3, 0, 1, 5, 6]) => [6, 5, 4, 3, 2, 1, 0] | |
"""""" | |
",0.25,0.8063080495356036,0.9837461300309598 | |
" | |
def encrypt(s): | |
""""""Create a function encrypt that takes a string as an argument and | |
returns a string encrypted with the alphabet being rotated. | |
The alphabet should be rotated in a manner such that the letters | |
shift down by two multiplied to two places. | |
For example: | |
encrypt('hi') returns 'lm' | |
encrypt('asdfghjkl') returns 'ewhjklnop' | |
encrypt('gf') returns 'kj' | |
encrypt('et') returns 'ix' | |
"""""" | |
",0.050000000000000044,0.25,0.5 | |
" | |
def next_smallest(lst): | |
"""""" | |
You are given a list of integers. | |
Write a function next_smallest() that returns the 2nd smallest element of the list. | |
Return None if there is no such element. | |
next_smallest([1, 2, 3, 4, 5]) == 2 | |
next_smallest([5, 1, 4, 3, 2]) == 2 | |
next_smallest([]) == None | |
next_smallest([1, 1]) == None | |
"""""" | |
",0.25,0.8063080495356036,0.9837461300309598 | |
" | |
def is_bored(S): | |
"""""" | |
You'll be given a string of words, and your task is to count the number | |
of boredoms. A boredom is a sentence that starts with the word ""I"". | |
Sentences are delimited by '.', '?' or '!'. | |
For example: | |
>>> is_bored(""Hello world"") | |
0 | |
>>> is_bored(""The sky is blue. The sun is shining. I love this weather"") | |
1 | |
"""""" | |
",0.0,0.0,0.0 | |
" | |
def any_int(x, y, z): | |
''' | |
Create a function that takes 3 numbers. | |
Returns true if one of the numbers is equal to the sum of the other two, and all numbers are integers. | |
Returns false in any other cases. | |
Examples | |
any_int(5, 2, 7) ➞ True | |
any_int(3, 2, 2) ➞ False | |
any_int(3, -2, 1) ➞ True | |
any_int(3.6, -2.2, 2) ➞ False | |
''' | |
",0.6000000000000001,0.9963880288957688,1.0 | |
" | |
def encode(message): | |
"""""" | |
Write a function that takes a message, and encodes in such a | |
way that it swaps case of all letters, replaces all vowels in | |
the message with the letter that appears 2 places ahead of that | |
vowel in the english alphabet. | |
Assume only letters. | |
Examples: | |
>>> encode('test') | |
'TGST' | |
>>> encode('This is a message') | |
'tHKS KS C MGSSCGG' | |
"""""" | |
",0.0,0.0,0.0 | |
" | |
def skjkasdkd(lst): | |
""""""You are given a list of integers. | |
You need to find the largest prime value and return the sum of its digits. | |
Examples: | |
For lst = [0,3,2,1,3,5,7,4,5,5,5,2,181,32,4,32,3,2,32,324,4,3] the output should be 10 | |
For lst = [1,0,1,8,2,4597,2,1,3,40,1,2,1,2,4,2,5,1] the output should be 25 | |
For lst = [1,3,1,32,5107,34,83278,109,163,23,2323,32,30,1,9,3] the output should be 13 | |
For lst = [0,724,32,71,99,32,6,0,5,91,83,0,5,6] the output should be 11 | |
For lst = [0,81,12,3,1,21] the output should be 3 | |
For lst = [0,8,1,2,1,7] the output should be 7 | |
"""""" | |
",0.25,0.8063080495356036,0.9837461300309598 | |
" | |
def check_dict_case(dict): | |
"""""" | |
Given a dictionary, return True if all keys are strings in lower | |
case or all keys are strings in upper case, else return False. | |
The function should return False is the given dictionary is empty. | |
Examples: | |
check_dict_case({""a"":""apple"", ""b"":""banana""}) should return True. | |
check_dict_case({""a"":""apple"", ""A"":""banana"", ""B"":""banana""}) should return False. | |
check_dict_case({""a"":""apple"", 8:""banana"", ""a"":""apple""}) should return False. | |
check_dict_case({""Name"":""John"", ""Age"":""36"", ""City"":""Houston""}) should return False. | |
check_dict_case({""STATE"":""NC"", ""ZIP"":""12345"" }) should return True. | |
"""""" | |
",0.15000000000000002,0.6008771929824561,0.8947368421052632 | |
" | |
def count_up_to(n): | |
""""""Implement a function that takes an non-negative integer and returns an array of the first n | |
integers that are prime numbers and less than n. | |
for example: | |
count_up_to(5) => [2,3] | |
count_up_to(11) => [2,3,5,7] | |
count_up_to(0) => [] | |
count_up_to(20) => [2,3,5,7,11,13,17,19] | |
count_up_to(1) => [] | |
count_up_to(18) => [2,3,5,7,11,13,17] | |
"""""" | |
",0.4999999999999999,0.9837461300309598,0.9999945874558878 | |
" | |
def multiply(a, b): | |
""""""Complete the function that takes two integers and returns | |
the product of their unit digits. | |
Assume the input is always valid. | |
Examples: | |
multiply(148, 412) should return 16. | |
multiply(19, 28) should return 72. | |
multiply(2020, 1851) should return 0. | |
multiply(14,-15) should return 20. | |
"""""" | |
",0.15000000000000002,0.6008771929824561,0.8947368421052632 | |
" | |
def count_upper(s): | |
"""""" | |
Given a string s, count the number of uppercase vowels in even indices. | |
For example: | |
count_upper('aBCdEf') returns 1 | |
count_upper('abcdefg') returns 0 | |
count_upper('dBBE') returns 0 | |
"""""" | |
",0.25,0.8063080495356036,0.9837461300309598 | |
" | |
def closest_integer(value): | |
''' | |
Create a function that takes a value (string) representing a number | |
and returns the closest integer to it. If the number is equidistant | |
from two integers, round it away from zero. | |
Examples | |
>>> closest_integer(""10"") | |
10 | |
>>> closest_integer(""15.3"") | |
15 | |
Note: | |
Rounding away from zero means that if the given number is equidistant | |
from two integers, the one you should return is the one that is the | |
farthest from zero. For example closest_integer(""14.5"") should | |
return 15 and closest_integer(""-14.5"") should return -15. | |
''' | |
",0.0,0.0,0.0 | |
" | |
def make_a_pile(n): | |
"""""" | |
Given a positive integer n, you have to make a pile of n levels of stones. | |
The first level has n stones. | |
The number of stones in the next level is: | |
- the next odd number if n is odd. | |
- the next even number if n is even. | |
Return the number of stones in each level in a list, where element at index | |
i represents the number of stones in the level (i+1). | |
Examples: | |
>>> make_a_pile(3) | |
[3, 5, 7] | |
"""""" | |
",0.20000000000000007,0.7182662538699691,0.956656346749226 | |
" | |
def words_string(s): | |
"""""" | |
You will be given a string of words separated by commas or spaces. Your task is | |
to split the string into words and return an array of the words. | |
For example: | |
words_string(""Hi, my name is John"") == [""Hi"", ""my"", ""name"", ""is"", ""John""] | |
words_string(""One, two, three, four, five, six"") == [""One"", ""two"", ""three"", ""four"", ""five"", ""six""] | |
"""""" | |
",0.0,0.0,0.0 | |
" | |
def choose_num(x, y): | |
""""""This function takes two positive numbers x and y and returns the | |
biggest even integer number that is in the range [x, y] inclusive. If | |
there's no such number, then the function should return -1. | |
For example: | |
choose_num(12, 15) = 14 | |
choose_num(13, 12) = -1 | |
"""""" | |
",0.09999999999999998,0.4473684210526315,0.763157894736842 | |
" | |
def rounded_avg(n, m): | |
""""""You are given two positive integers n and m, and your task is to compute the | |
average of the integers from n through m (including n and m). | |
Round the answer to the nearest integer and convert that to binary. | |
If n is greater than m, return -1. | |
Example: | |
rounded_avg(1, 5) => ""0b11"" | |
rounded_avg(7, 5) => -1 | |
rounded_avg(10, 20) => ""0b1111"" | |
rounded_avg(20, 33) => ""0b11010"" | |
"""""" | |
",0.0,0.0,0.0 | |
" | |
def unique_digits(x): | |
""""""Given a list of positive integers x. return a sorted list of all | |
elements that hasn't any even digit. | |
Note: Returned list should be sorted in increasing order. | |
For example: | |
>>> unique_digits([15, 33, 1422, 1]) | |
[1, 15, 33] | |
>>> unique_digits([152, 323, 1422, 10]) | |
[] | |
"""""" | |
",0.30000000000000004,0.8708720330237358,0.9945820433436533 | |
" | |
def by_length(arr): | |
"""""" | |
Given an array of integers, sort the integers that are between 1 and 9 inclusive, | |
reverse the resulting array, and then replace each digit by its corresponding name from | |
""One"", ""Two"", ""Three"", ""Four"", ""Five"", ""Six"", ""Seven"", ""Eight"", ""Nine"". | |
For example: | |
arr = [2, 1, 1, 4, 5, 8, 2, 3] | |
-> sort arr -> [1, 1, 2, 2, 3, 4, 5, 8] | |
-> reverse arr -> [8, 5, 4, 3, 2, 2, 1, 1] | |
return [""Eight"", ""Five"", ""Four"", ""Three"", ""Two"", ""Two"", ""One"", ""One""] | |
If the array is empty, return an empty array: | |
arr = [] | |
return [] | |
If the array has any strange number ignore it: | |
arr = [1, -1 , 55] | |
-> sort arr -> [-1, 1, 55] | |
-> reverse arr -> [55, 1, -1] | |
return = ['One'] | |
"""""" | |
",0.20000000000000007,0.7182662538699691,0.956656346749226 | |
" | |
def f(n): | |
"""""" Implement the function f that takes n as a parameter, | |
and returns a list of size n, such that the value of the element at index i is the factorial of i if i is even | |
or the sum of numbers from 1 to i otherwise. | |
i starts from 1. | |
the factorial of i is the multiplication of the numbers from 1 to i (1 * 2 * ... * i). | |
Example: | |
f(5) == [1, 2, 6, 24, 15] | |
"""""" | |
",0.0,0.0,0.0 | |
" | |
def even_odd_palindrome(n): | |
"""""" | |
Given a positive integer n, return a tuple that has the number of even and odd | |
integer palindromes that fall within the range(1, n), inclusive. | |
Example 1: | |
Input: 3 | |
Output: (1, 2) | |
Explanation: | |
Integer palindrome are 1, 2, 3. one of them is even, and two of them are odd. | |
Example 2: | |
Input: 12 | |
Output: (4, 6) | |
Explanation: | |
Integer palindrome are 1, 2, 3, 4, 5, 6, 7, 8, 9, 11. four of them are even, and 6 of them are odd. | |
Note: | |
1. 1 <= n <= 10^3 | |
2. returned tuple has the number of even and odd integer palindromes respectively. | |
"""""" | |
",1.0,1.0,1.0 | |
" | |
def count_nums(arr): | |
"""""" | |
Write a function count_nums which takes an array of integers and returns | |
the number of elements which has a sum of digits > 0. | |
If a number is negative, then its first signed digit will be negative: | |
e.g. -123 has signed digits -1, 2, and 3. | |
>>> count_nums([]) == 0 | |
>>> count_nums([-1, 11, -11]) == 1 | |
>>> count_nums([1, 1, 2]) == 3 | |
"""""" | |
",0.050000000000000044,0.25,0.5 | |
" | |
def move_one_ball(arr): | |
""""""We have an array 'arr' of N integers arr[1], arr[2], ..., arr[N].The | |
numbers in the array will be randomly ordered. Your task is to determine if | |
it is possible to get an array sorted in non-decreasing order by performing | |
the following operation on the given array: | |
You are allowed to perform right shift operation any number of times. | |
One right shift operation means shifting all elements of the array by one | |
position in the right direction. The last element of the array will be moved to | |
the starting position in the array i.e. 0th index. | |
If it is possible to obtain the sorted array by performing the above operation | |
then return True else return False. | |
If the given array is empty then return True. | |
Note: The given list is guaranteed to have unique elements. | |
For Example: | |
move_one_ball([3, 4, 5, 1, 2])==>True | |
Explanation: By performin 2 right shift operations, non-decreasing order can | |
be achieved for the given array. | |
move_one_ball([3, 5, 4, 1, 2])==>False | |
Explanation:It is not possible to get non-decreasing order for the given | |
array by performing any number of right shift operations. | |
"""""" | |
",0.0,0.0,0.0 | |
" | |
def exchange(lst1, lst2): | |
""""""In this problem, you will implement a function that takes two lists of numbers, | |
and determines whether it is possible to perform an exchange of elements | |
between them to make lst1 a list of only even numbers. | |
There is no limit on the number of exchanged elements between lst1 and lst2. | |
If it is possible to exchange elements between the lst1 and lst2 to make | |
all the elements of lst1 to be even, return ""YES"". | |
Otherwise, return ""NO"". | |
For example: | |
exchange([1, 2, 3, 4], [1, 2, 3, 4]) => ""YES"" | |
exchange([1, 2, 3, 4], [1, 5, 3, 4]) => ""NO"" | |
It is assumed that the input lists will be non-empty. | |
"""""" | |
",0.0,0.0,0.0 | |
" | |
def histogram(test): | |
""""""Given a string representing a space separated lowercase letters, return a dictionary | |
of the letter with the most repetition and containing the corresponding count. | |
If several letters have the same occurrence, return all of them. | |
Example: | |
histogram('a b c') == {'a': 1, 'b': 1, 'c': 1} | |
histogram('a b b a') == {'a': 2, 'b': 2} | |
histogram('a b c a b') == {'a': 2, 'b': 2} | |
histogram('b b b b a') == {'b': 4} | |
histogram('') == {} | |
"""""" | |
",0.050000000000000044,0.25,0.5 | |
" | |
def reverse_delete(s,c): | |
""""""Task | |
We are given two strings s and c, you have to deleted all the characters in s that are equal to any character in c | |
then check if the result string is palindrome. | |
A string is called palindrome if it reads the same backward as forward. | |
You should return a tuple containing the result string and True/False for the check. | |
Example | |
For s = ""abcde"", c = ""ae"", the result should be ('bcd',False) | |
For s = ""abcdef"", c = ""b"" the result should be ('acdef',False) | |
For s = ""abcdedcba"", c = ""ab"", the result should be ('cdedc',True) | |
"""""" | |
",0.65,0.9986455108359134,1.0 | |
" | |
def odd_count(lst): | |
""""""Given a list of strings, where each string consists of only digits, return a list. | |
Each element i of the output should be ""the number of odd elements in the | |
string i of the input."" where all the i's should be replaced by the number | |
of odd digits in the i'th string of the input. | |
>>> odd_count(['1234567']) | |
[""the number of odd elements 4n the str4ng 4 of the 4nput.""] | |
>>> odd_count(['3',""11111111""]) | |
[""the number of odd elements 1n the str1ng 1 of the 1nput."", | |
""the number of odd elements 8n the str8ng 8 of the 8nput.""] | |
"""""" | |
",0.050000000000000044,0.25,0.5 | |
" | |
def minSubArraySum(nums): | |
"""""" | |
Given an array of integers nums, find the minimum sum of any non-empty sub-array | |
of nums. | |
Example | |
minSubArraySum([2, 3, 4, 1, 2, 4]) == 1 | |
minSubArraySum([-1, -2, -3]) == -6 | |
"""""" | |
",0.15000000000000002,0.6008771929824561,0.8947368421052632 | |
" | |
def max_fill(grid, capacity): | |
import math | |
"""""" | |
You are given a rectangular grid of wells. Each row represents a single well, | |
and each 1 in a row represents a single unit of water. | |
Each well has a corresponding bucket that can be used to extract water from it, | |
and all buckets have the same capacity. | |
Your task is to use the buckets to empty the wells. | |
Output the number of times you need to lower the buckets. | |
Example 1: | |
Input: | |
grid : [[0,0,1,0], [0,1,0,0], [1,1,1,1]] | |
bucket_capacity : 1 | |
Output: 6 | |
Example 2: | |
Input: | |
grid : [[0,0,1,1], [0,0,0,0], [1,1,1,1], [0,1,1,1]] | |
bucket_capacity : 2 | |
Output: 5 | |
Example 3: | |
Input: | |
grid : [[0,0,0], [0,0,0]] | |
bucket_capacity : 5 | |
Output: 0 | |
Constraints: | |
* all wells have the same length | |
* 1 <= grid.length <= 10^2 | |
* 1 <= grid[:,1].length <= 10^2 | |
* grid[i][j] -> 0 | 1 | |
* 1 <= capacity <= 10 | |
"""""" | |
",0.0,0.0,0.0 | |
" | |
def sort_array(arr): | |
"""""" | |
In this Kata, you have to sort an array of non-negative integers according to | |
number of ones in their binary representation in ascending order. | |
For similar number of ones, sort based on decimal value. | |
It must be implemented like this: | |
>>> sort_array([1, 5, 2, 3, 4]) == [1, 2, 3, 4, 5] | |
>>> sort_array([-2, -3, -4, -5, -6]) == [-6, -5, -4, -3, -2] | |
>>> sort_array([1, 0, 2, 3, 4]) [0, 1, 2, 3, 4] | |
"""""" | |
",0.85,1.0,1.0 | |
" | |
def select_words(s, n): | |
""""""Given a string s and a natural number n, you have been tasked to implement | |
a function that returns a list of all words from string s that contain exactly | |
n consonants, in order these words appear in the string s. | |
If the string s is empty then the function should return an empty list. | |
Note: you may assume the input string contains only letters and spaces. | |
Examples: | |
select_words(""Mary had a little lamb"", 4) ==> [""little""] | |
select_words(""Mary had a little lamb"", 3) ==> [""Mary"", ""lamb""] | |
select_words(""simple white space"", 2) ==> [] | |
select_words(""Hello world"", 4) ==> [""world""] | |
select_words(""Uncle sam"", 3) ==> [""Uncle""] | |
"""""" | |
",0.050000000000000044,0.25,0.5 | |
" | |
def get_closest_vowel(word): | |
""""""You are given a word. Your task is to find the closest vowel that stands between | |
two consonants from the right side of the word (case sensitive). | |
Vowels in the beginning and ending doesn't count. Return empty string if you didn't | |
find any vowel met the above condition. | |
You may assume that the given string contains English letter only. | |
Example: | |
get_closest_vowel(""yogurt"") ==> ""u"" | |
get_closest_vowel(""FULL"") ==> ""U"" | |
get_closest_vowel(""quick"") ==> """" | |
get_closest_vowel(""ab"") ==> """" | |
"""""" | |
",0.050000000000000044,0.25,0.5 | |
" | |
def match_parens(lst): | |
''' | |
You are given a list of two strings, both strings consist of open | |
parentheses '(' or close parentheses ')' only. | |
Your job is to check if it is possible to concatenate the two strings in | |
some order, that the resulting string will be good. | |
A string S is considered to be good if and only if all parentheses in S | |
are balanced. For example: the string '(())()' is good, while the string | |
'())' is not. | |
Return 'Yes' if there's a way to make a good string, and return 'No' otherwise. | |
Examples: | |
match_parens(['()(', ')']) == 'Yes' | |
match_parens([')', ')']) == 'No' | |
''' | |
",0.0,0.0,0.0 | |
" | |
def maximum(arr, k): | |
"""""" | |
Given an array arr of integers and a positive integer k, return a sorted list | |
of length k with the maximum k numbers in arr. | |
Example 1: | |
Input: arr = [-3, -4, 5], k = 3 | |
Output: [-4, -3, 5] | |
Example 2: | |
Input: arr = [4, -4, 4], k = 2 | |
Output: [4, 4] | |
Example 3: | |
Input: arr = [-3, 2, 1, 2, -1, -2, 1], k = 1 | |
Output: [2] | |
Note: | |
1. The length of the array will be in the range of [1, 1000]. | |
2. The elements in the array will be in the range of [-1000, 1000]. | |
3. 0 <= k <= len(arr) | |
"""""" | |
",0.0,0.0,0.0 | |
" | |
def solution(lst): | |
""""""Given a non-empty list of integers, return the sum of all of the odd elements that are in even positions. | |
Examples | |
solution([5, 8, 7, 1]) ==> 12 | |
solution([3, 3, 3, 3, 3]) ==> 9 | |
solution([30, 13, 24, 321]) ==>0 | |
"""""" | |
",0.09999999999999998,0.4473684210526315,0.763157894736842 | |
" | |
def add_elements(arr, k): | |
"""""" | |
Given a non-empty array of integers arr and an integer k, return | |
the sum of the elements with at most two digits from the first k elements of arr. | |
Example: | |
Input: arr = [111,21,3,4000,5,6,7,8,9], k = 4 | |
Output: 24 # sum of 21 + 3 | |
Constraints: | |
1. 1 <= len(arr) <= 100 | |
2. 1 <= k <= len(arr) | |
"""""" | |
",0.09999999999999998,0.4473684210526315,0.763157894736842 | |
" | |
def get_odd_collatz(n): | |
"""""" | |
Given a positive integer n, return a sorted list that has the odd numbers in collatz sequence. | |
The Collatz conjecture is a conjecture in mathematics that concerns a sequence defined | |
as follows: start with any positive integer n. Then each term is obtained from the | |
previous term as follows: if the previous term is even, the next term is one half of | |
the previous term. If the previous term is odd, the next term is 3 times the previous | |
term plus 1. The conjecture is that no matter what value of n, the sequence will always reach 1. | |
Note: | |
1. Collatz(1) is [1]. | |
2. returned list sorted in increasing order. | |
For example: | |
get_odd_collatz(5) returns [1, 5] # The collatz sequence for 5 is [5, 16, 8, 4, 2, 1], so the odd numbers are only 1, and 5. | |
"""""" | |
",0.3500000000000001,0.9169891640866873,0.9984520123839009 | |
" | |
def valid_date(date): | |
""""""You have to write a function which validates a given date string and | |
returns True if the date is valid otherwise False. | |
The date is valid if all of the following rules are satisfied: | |
1. The date string is not empty. | |
2. The number of days is not less than 1 or higher than 31 days for months 1,3,5,7,8,10,12. And the number of days is not less than 1 or higher than 30 days for months 4,6,9,11. And, the number of days is not less than 1 or higher than 29 for the month 2. | |
3. The months should not be less than 1 or higher than 12. | |
4. The date should be in the format: mm-dd-yyyy | |
for example: | |
valid_date('03-11-2000') => True | |
valid_date('15-01-2012') => False | |
valid_date('04-0-2040') => False | |
valid_date('06-04-2020') => True | |
valid_date('06/04/2020') => False | |
"""""" | |
",0.0,0.0,0.0 | |
" | |
def split_words(txt): | |
''' | |
Given a string of words, return a list of words split on whitespace, if no whitespaces exists in the text you | |
should split on commas ',' if no commas exists you should return the number of lower-case letters with odd order in the | |
alphabet, ord('a') = 0, ord('b') = 1, ... ord('z') = 25 | |
Examples | |
split_words(""Hello world!"") ➞ [""Hello"", ""world!""] | |
split_words(""Hello,world!"") ➞ [""Hello"", ""world!""] | |
split_words(""abcdef"") == 3 | |
''' | |
",0.0,0.0,0.0 | |
" | |
def is_sorted(lst): | |
''' | |
Given a list of numbers, return whether or not they are sorted | |
in ascending order. If list has more than 1 duplicate of the same | |
number, return False. Assume no negative numbers and only integers. | |
Examples | |
is_sorted([5]) ➞ True | |
is_sorted([1, 2, 3, 4, 5]) ➞ True | |
is_sorted([1, 3, 2, 4, 5]) ➞ False | |
is_sorted([1, 2, 3, 4, 5, 6]) ➞ True | |
is_sorted([1, 2, 3, 4, 5, 6, 7]) ➞ True | |
is_sorted([1, 3, 2, 4, 5, 6, 7]) ➞ False | |
is_sorted([1, 2, 2, 3, 3, 4]) ➞ True | |
is_sorted([1, 2, 2, 2, 3, 4]) ➞ False | |
''' | |
",0.0,0.0,0.0 | |
" | |
def intersection(interval1, interval2): | |
""""""You are given two intervals, | |
where each interval is a pair of integers. For example, interval = (start, end) = (1, 2). | |
The given intervals are closed which means that the interval (start, end) | |
includes both start and end. | |
For each given interval, it is assumed that its start is less or equal its end. | |
Your task is to determine whether the length of intersection of these two | |
intervals is a prime number. | |
Example, the intersection of the intervals (1, 3), (2, 4) is (2, 3) | |
which its length is 1, which not a prime number. | |
If the length of the intersection is a prime number, return ""YES"", | |
otherwise, return ""NO"". | |
If the two intervals don't intersect, return ""NO"". | |
[input/output] samples: | |
intersection((1, 2), (2, 3)) ==> ""NO"" | |
intersection((-1, 1), (0, 4)) ==> ""NO"" | |
intersection((-3, -1), (-5, 5)) ==> ""YES"" | |
"""""" | |
",0.3500000000000001,0.9169891640866873,0.9984520123839009 | |
" | |
def prod_signs(arr): | |
"""""" | |
You are given an array arr of integers and you need to return | |
sum of magnitudes of integers multiplied by product of all signs | |
of each number in the array, represented by 1, -1 or 0. | |
Note: return None for empty arr. | |
Example: | |
>>> prod_signs([1, 2, 2, -4]) == -9 | |
>>> prod_signs([0, 1]) == 0 | |
>>> prod_signs([]) == None | |
"""""" | |
",0.09999999999999998,0.4473684210526315,0.763157894736842 | |
" | |
def minPath(grid, k): | |
"""""" | |
Given a grid with N rows and N columns (N >= 2) and a positive integer k, | |
each cell of the grid contains a value. Every integer in the range [1, N * N] | |
inclusive appears exactly once on the cells of the grid. | |
You have to find the minimum path of length k in the grid. You can start | |
from any cell, and in each step you can move to any of the neighbor cells, | |
in other words, you can go to cells which share an edge with you current | |
cell. | |
Please note that a path of length k means visiting exactly k cells (not | |
necessarily distinct). | |
You CANNOT go off the grid. | |
A path A (of length k) is considered less than a path B (of length k) if | |
after making the ordered lists of the values on the cells that A and B go | |
through (let's call them lst_A and lst_B), lst_A is lexicographically less | |
than lst_B, in other words, there exist an integer index i (1 <= i <= k) | |
such that lst_A[i] < lst_B[i] and for any j (1 <= j < i) we have | |
lst_A[j] = lst_B[j]. | |
It is guaranteed that the answer is unique. | |
Return an ordered list of the values on the cells that the minimum path go through. | |
Examples: | |
Input: grid = [ [1,2,3], [4,5,6], [7,8,9]], k = 3 | |
Output: [1, 2, 1] | |
Input: grid = [ [5,9,3], [4,1,6], [7,8,2]], k = 1 | |
Output: [1] | |
"""""" | |
",0.0,0.0,0.0 | |
" | |
def tri(n): | |
""""""Everyone knows Fibonacci sequence, it was studied deeply by mathematicians in | |
the last couple centuries. However, what people don't know is Tribonacci sequence. | |
Tribonacci sequence is defined by the recurrence: | |
tri(1) = 3 | |
tri(n) = 1 + n / 2, if n is even. | |
tri(n) = tri(n - 1) + tri(n - 2) + tri(n + 1), if n is odd. | |
For example: | |
tri(2) = 1 + (2 / 2) = 2 | |
tri(4) = 3 | |
tri(3) = tri(2) + tri(1) + tri(4) | |
= 2 + 3 + 3 = 8 | |
You are given a non-negative integer number n, you have to a return a list of the | |
first n + 1 numbers of the Tribonacci sequence. | |
Examples: | |
tri(3) = [1, 3, 2, 8] | |
"""""" | |
",0.0,0.0,0.0 | |
" | |
def digits(n): | |
""""""Given a positive integer n, return the product of the odd digits. | |
Return 0 if all digits are even. | |
For example: | |
digits(1) == 1 | |
digits(4) == 0 | |
digits(235) == 15 | |
"""""" | |
",0.0,0.0,0.0 | |
" | |
def is_nested(string): | |
''' | |
Create a function that takes a string as input which contains only square brackets. | |
The function should return True if and only if there is a valid subsequence of brackets | |
where at least one bracket in the subsequence is nested. | |
is_nested('[[]]') ➞ True | |
is_nested('[]]]]]]][[[[[]') ➞ False | |
is_nested('[][]') ➞ False | |
is_nested('[]') ➞ False | |
is_nested('[[][]]') ➞ True | |
is_nested('[[]][[') ➞ True | |
''' | |
",0.0,0.0,0.0 | |
" | |
def sum_squares(lst): | |
""""""You are given a list of numbers. | |
You need to return the sum of squared numbers in the given list, | |
round each element in the list to the upper int(Ceiling) first. | |
Examples: | |
For lst = [1,2,3] the output should be 14 | |
For lst = [1,4,9] the output should be 98 | |
For lst = [1,3,5,7] the output should be 84 | |
For lst = [1.4,4.2,0] the output should be 29 | |
For lst = [-2.4,1,1] the output should be 6 | |
"""""" | |
",0.0,0.0,0.0 | |
" | |
def check_if_last_char_is_a_letter(txt): | |
''' | |
Create a function that returns True if the last character | |
of a given string is an alphabetical character and is not | |
a part of a word, and False otherwise. | |
Note: ""word"" is a group of characters separated by space. | |
Examples: | |
check_if_last_char_is_a_letter(""apple pie"") ➞ False | |
check_if_last_char_is_a_letter(""apple pi e"") ➞ True | |
check_if_last_char_is_a_letter(""apple pi e "") ➞ False | |
check_if_last_char_is_a_letter("""") ➞ False | |
''' | |
",0.050000000000000044,0.25,0.5 | |
" | |
def can_arrange(arr): | |
""""""Create a function which returns the largest index of an element which | |
is not greater than or equal to the element immediately preceding it. If | |
no such element exists then return -1. The given array will not contain | |
duplicate values. | |
Examples: | |
can_arrange([1,2,4,3,5]) = 3 | |
can_arrange([1,2,3]) = -1 | |
"""""" | |
",0.0,0.0,0.0 | |
" | |
def largest_smallest_integers(lst): | |
''' | |
Create a function that returns a tuple (a, b), where 'a' is | |
the largest of negative integers, and 'b' is the smallest | |
of positive integers in a list. | |
If there is no negative or positive integers, return them as None. | |
Examples: | |
largest_smallest_integers([2, 4, 1, 3, 5, 7]) == (None, 1) | |
largest_smallest_integers([]) == (None, None) | |
largest_smallest_integers([0]) == (None, None) | |
''' | |
",0.15000000000000002,0.6008771929824561,0.8947368421052632 | |
" | |
def compare_one(a, b): | |
"""""" | |
Create a function that takes integers, floats, or strings representing | |
real numbers, and returns the larger variable in its given variable type. | |
Return None if the values are equal. | |
Note: If a real number is represented as a string, the floating point might be . or , | |
compare_one(1, 2.5) ➞ 2.5 | |
compare_one(1, ""2,3"") ➞ ""2,3"" | |
compare_one(""5,1"", ""6"") ➞ ""6"" | |
compare_one(""1"", 1) ➞ None | |
"""""" | |
",0.0,0.0,0.0 | |
" | |
def is_equal_to_sum_even(n): | |
""""""Evaluate whether the given number n can be written as the sum of exactly 4 positive even numbers | |
Example | |
is_equal_to_sum_even(4) == False | |
is_equal_to_sum_even(6) == False | |
is_equal_to_sum_even(8) == True | |
"""""" | |
",0.20000000000000007,0.7182662538699691,0.956656346749226 | |
" | |
def special_factorial(n): | |
""""""The Brazilian factorial is defined as: | |
brazilian_factorial(n) = n! * (n-1)! * (n-2)! * ... * 1! | |
where n > 0 | |
For example: | |
>>> special_factorial(4) | |
288 | |
The function will receive an integer as input and should return the special | |
factorial of this integer. | |
"""""" | |
",0.0,0.0,0.0 | |
" | |
def fix_spaces(text): | |
"""""" | |
Given a string text, replace all spaces in it with underscores, | |
and if a string has more than 2 consecutive spaces, | |
then replace all consecutive spaces with - | |
fix_spaces(""Example"") == ""Example"" | |
fix_spaces(""Example 1"") == ""Example_1"" | |
fix_spaces("" Example 2"") == ""_Example_2"" | |
fix_spaces("" Example 3"") == ""_Example-3"" | |
"""""" | |
",0.0,0.0,0.0 | |
" | |
def file_name_check(file_name): | |
""""""Create a function which takes a string representing a file's name, and returns | |
'Yes' if the the file's name is valid, and returns 'No' otherwise. | |
A file's name is considered to be valid if and only if all the following conditions | |
are met: | |
- There should not be more than three digits ('0'-'9') in the file's name. | |
- The file's name contains exactly one dot '.' | |
- The substring before the dot should not be empty, and it starts with a letter from | |
the latin alphapet ('a'-'z' and 'A'-'Z'). | |
- The substring after the dot should be one of these: ['txt', 'exe', 'dll'] | |
Examples: | |
file_name_check(""example.txt"") # => 'Yes' | |
file_name_check(""1example.dll"") # => 'No' (the name should start with a latin alphapet letter) | |
"""""" | |
",0.0,0.0,0.0 | |
" | |
def sum_squares(lst): | |
"""""""" | |
This function will take a list of integers. For all entries in the list, the function shall square the integer entry if its index is a | |
multiple of 3 and will cube the integer entry if its index is a multiple of 4 and not a multiple of 3. The function will not | |
change the entries in the list whose indexes are not a multiple of 3 or 4. The function shall then return the sum of all entries. | |
Examples: | |
For lst = [1,2,3] the output should be 6 | |
For lst = [] the output should be 0 | |
For lst = [-1,-5,2,-1,-5] the output should be -126 | |
"""""" | |
",0.0,0.0,0.0 | |
" | |
def words_in_sentence(sentence): | |
"""""" | |
You are given a string representing a sentence, | |
the sentence contains some words separated by a space, | |
and you have to return a string that contains the words from the original sentence, | |
whose lengths are prime numbers, | |
the order of the words in the new string should be the same as the original one. | |
Example 1: | |
Input: sentence = ""This is a test"" | |
Output: ""is"" | |
Example 2: | |
Input: sentence = ""lets go for swimming"" | |
Output: ""go for"" | |
Constraints: | |
* 1 <= len(sentence) <= 100 | |
* sentence contains only letters | |
"""""" | |
",0.7,0.9996130030959752,1.0 | |
" | |
def simplify(x, n): | |
""""""Your task is to implement a function that will simplify the expression | |
x * n. The function returns True if x * n evaluates to a whole number and False | |
otherwise. Both x and n, are string representation of a fraction, and have the following format, | |
<numerator>/<denominator> where both numerator and denominator are positive whole numbers. | |
You can assume that x, and n are valid fractions, and do not have zero as denominator. | |
simplify(""1/5"", ""5/1"") = True | |
simplify(""1/6"", ""2/1"") = False | |
simplify(""7/10"", ""10/2"") = False | |
"""""" | |
",0.20000000000000007,0.7182662538699691,0.956656346749226 | |
" | |
def order_by_points(nums): | |
"""""" | |
Write a function which sorts the given list of integers | |
in ascending order according to the sum of their digits. | |
Note: if there are several items with similar sum of their digits, | |
order them based on their index in original list. | |
For example: | |
>>> order_by_points([1, 11, -1, -11, -12]) == [-1, -11, 1, -12, 11] | |
>>> order_by_points([]) == [] | |
"""""" | |
",0.0,0.0,0.0 | |
" | |
def specialFilter(nums): | |
""""""Write a function that takes an array of numbers as input and returns | |
the number of elements in the array that are greater than 10 and both | |
first and last digits of a number are odd (1, 3, 5, 7, 9). | |
For example: | |
specialFilter([15, -73, 14, -15]) => 1 | |
specialFilter([33, -2, -3, 45, 21, 109]) => 2 | |
"""""" | |
",0.050000000000000044,0.25,0.5 | |
" | |
def get_max_triples(n): | |
"""""" | |
You are given a positive integer n. You have to create an integer array a of length n. | |
For each i (1 ≤ i ≤ n), the value of a[i] = i * i - i + 1. | |
Return the number of triples (a[i], a[j], a[k]) of a where i < j < k, | |
and a[i] + a[j] + a[k] is a multiple of 3. | |
Example : | |
Input: n = 5 | |
Output: 1 | |
Explanation: | |
a = [1, 3, 7, 13, 21] | |
The only valid triple is (1, 7, 13). | |
"""""" | |
",0.09999999999999998,0.4473684210526315,0.763157894736842 | |
" | |
def bf(planet1, planet2): | |
''' | |
There are eight planets in our solar system: the closerst to the Sun | |
is Mercury, the next one is Venus, then Earth, Mars, Jupiter, Saturn, | |
Uranus, Neptune. | |
Write a function that takes two planet names as strings planet1 and planet2. | |
The function should return a tuple containing all planets whose orbits are | |
located between the orbit of planet1 and the orbit of planet2, sorted by | |
the proximity to the sun. | |
The function should return an empty tuple if planet1 or planet2 | |
are not correct planet names. | |
Examples | |
bf(""Jupiter"", ""Neptune"") ==> (""Saturn"", ""Uranus"") | |
bf(""Earth"", ""Mercury"") ==> (""Venus"") | |
bf(""Mercury"", ""Uranus"") ==> (""Venus"", ""Earth"", ""Mars"", ""Jupiter"", ""Saturn"") | |
''' | |
",0.85,1.0,1.0 | |
" | |
def sorted_list_sum(lst): | |
""""""Write a function that accepts a list of strings as a parameter, | |
deletes the strings that have odd lengths from it, | |
and returns the resulted list with a sorted order, | |
The list is always a list of strings and never an array of numbers, | |
and it may contain duplicates. | |
The order of the list should be ascending by length of each word, and you | |
should return the list sorted by that rule. | |
If two words have the same length, sort the list alphabetically. | |
The function should return a list of strings in sorted order. | |
You may assume that all words will have the same length. | |
For example: | |
assert list_sort([""aa"", ""a"", ""aaa""]) => [""aa""] | |
assert list_sort([""ab"", ""a"", ""aaa"", ""cd""]) => [""ab"", ""cd""] | |
"""""" | |
",0.0,0.0,0.0 | |
" | |
def x_or_y(n, x, y): | |
""""""A simple program which should return the value of x if n is | |
a prime number and should return the value of y otherwise. | |
Examples: | |
for x_or_y(7, 34, 12) == 34 | |
for x_or_y(15, 8, 5) == 5 | |
"""""" | |
",0.0,0.0,0.0 | |
" | |
def double_the_difference(lst): | |
''' | |
Given a list of numbers, return the sum of squares of the numbers | |
in the list that are odd. Ignore numbers that are negative or not integers. | |
double_the_difference([1, 3, 2, 0]) == 1 + 9 + 0 + 0 = 10 | |
double_the_difference([-1, -2, 0]) == 0 | |
double_the_difference([9, -2]) == 81 | |
double_the_difference([0]) == 0 | |
If the input list is empty, return 0. | |
''' | |
",0.4999999999999999,0.9837461300309598,0.9999945874558878 | |
" | |
def compare(game,guess): | |
""""""I think we all remember that feeling when the result of some long-awaited | |
event is finally known. The feelings and thoughts you have at that moment are | |
definitely worth noting down and comparing. | |
Your task is to determine if a person correctly guessed the results of a number of matches. | |
You are given two arrays of scores and guesses of equal length, where each index shows a match. | |
Return an array of the same length denoting how far off each guess was. If they have guessed correctly, | |
the value is 0, and if not, the value is the absolute difference between the guess and the score. | |
example: | |
compare([1,2,3,4,5,1],[1,2,3,4,2,-2]) -> [0,0,0,0,3,3] | |
compare([0,5,0,0,0,4],[4,1,1,0,0,-2]) -> [4,4,1,0,0,6] | |
"""""" | |
",0.8999999999999999,1.0,1.0 | |
" | |
def Strongest_Extension(class_name, extensions): | |
""""""You will be given the name of a class (a string) and a list of extensions. | |
The extensions are to be used to load additional classes to the class. The | |
strength of the extension is as follows: Let CAP be the number of the uppercase | |
letters in the extension's name, and let SM be the number of lowercase letters | |
in the extension's name, the strength is given by the fraction CAP - SM. | |
You should find the strongest extension and return a string in this | |
format: ClassName.StrongestExtensionName. | |
If there are two or more extensions with the same strength, you should | |
choose the one that comes first in the list. | |
For example, if you are given ""Slices"" as the class and a list of the | |
extensions: ['SErviNGSliCes', 'Cheese', 'StuFfed'] then you should | |
return 'Slices.SErviNGSliCes' since 'SErviNGSliCes' is the strongest extension | |
(its strength is -1). | |
Example: | |
for Strongest_Extension('my_class', ['AA', 'Be', 'CC']) == 'my_class.AA' | |
"""""" | |
",0.15000000000000002,0.6008771929824561,0.8947368421052632 | |
" | |
def cycpattern_check(a , b): | |
""""""You are given 2 words. You need to return True if the second word or any of its rotations is a substring in the first word | |
cycpattern_check(""abcd"",""abd"") => False | |
cycpattern_check(""hello"",""ell"") => True | |
cycpattern_check(""whassup"",""psus"") => False | |
cycpattern_check(""abab"",""baa"") => True | |
cycpattern_check(""efef"",""eeff"") => False | |
cycpattern_check(""himenss"",""simen"") => True | |
"""""" | |
",0.050000000000000044,0.25,0.5 | |
" | |
def even_odd_count(num): | |
""""""Given an integer. return a tuple that has the number of even and odd digits respectively. | |
Example: | |
even_odd_count(-12) ==> (1, 1) | |
even_odd_count(123) ==> (1, 2) | |
"""""" | |
",0.6000000000000001,0.9963880288957688,1.0 | |
" | |
def int_to_mini_roman(number): | |
"""""" | |
Given a positive integer, obtain its roman numeral equivalent as a string, | |
and return it in lowercase. | |
Restrictions: 1 <= num <= 1000 | |
Examples: | |
>>> int_to_mini_roman(19) == 'xix' | |
>>> int_to_mini_roman(152) == 'clii' | |
>>> int_to_mini_roman(426) == 'cdxxvi' | |
"""""" | |
",0.6000000000000001,0.9963880288957688,1.0 | |
" | |
def right_angle_triangle(a, b, c): | |
''' | |
Given the lengths of the three sides of a triangle. Return True if the three | |
sides form a right-angled triangle, False otherwise. | |
A right-angled triangle is a triangle in which one angle is right angle or | |
90 degree. | |
Example: | |
right_angle_triangle(3, 4, 5) == True | |
right_angle_triangle(1, 2, 3) == False | |
''' | |
",0.44999999999999984,0.9702012383900929,0.9999404620147654 | |
" | |
def find_max(words): | |
""""""Write a function that accepts a list of strings. | |
The list contains different words. Return the word with maximum number | |
of unique characters. If multiple strings have maximum number of unique | |
characters, return the one which comes first in lexicographical order. | |
find_max([""name"", ""of"", ""string""]) == ""string"" | |
find_max([""name"", ""enam"", ""game""]) == ""enam"" | |
find_max([""aaaaaaa"", ""bb"" ,""cc""]) == """"aaaaaaa"" | |
"""""" | |
",0.85,1.0,1.0 | |
" | |
def eat(number, need, remaining): | |
"""""" | |
You're a hungry rabbit, and you already have eaten a certain number of carrots, | |
but now you need to eat more carrots to complete the day's meals. | |
you should return an array of [ total number of eaten carrots after your meals, | |
the number of carrots left after your meals ] | |
if there are not enough remaining carrots, you will eat all remaining carrots, but will still be hungry. | |
Example: | |
* eat(5, 6, 10) -> [11, 4] | |
* eat(4, 8, 9) -> [12, 1] | |
* eat(1, 10, 10) -> [11, 0] | |
* eat(2, 11, 5) -> [7, 0] | |
Variables: | |
@number : integer | |
the number of carrots that you have eaten. | |
@need : integer | |
the number of carrots that you need to eat. | |
@remaining : integer | |
the number of remaining carrots thet exist in stock | |
Constrain: | |
* 0 <= number <= 1000 | |
* 0 <= need <= 1000 | |
* 0 <= remaining <= 1000 | |
Have fun :) | |
"""""" | |
",0.4,0.9489164086687306,0.9996427720885925 | |
" | |
def do_algebra(operator, operand): | |
"""""" | |
Given two lists operator, and operand. The first list has basic algebra operations, and | |
the second list is a list of integers. Use the two given lists to build the algebric | |
expression and return the evaluation of this expression. | |
The basic algebra operations: | |
Addition ( + ) | |
Subtraction ( - ) | |
Multiplication ( * ) | |
Floor division ( // ) | |
Exponentiation ( ** ) | |
Example: | |
operator['+', '*', '-'] | |
array = [2, 3, 4, 5] | |
result = 2 + 3 * 4 - 5 | |
=> result = 9 | |
Note: | |
The length of operator list is equal to the length of operand list minus one. | |
Operand is a list of of non-negative integers. | |
Operator list has at least one operator, and operand list has at least two operands. | |
"""""" | |
",0.0,0.0,0.0 | |
" | |
def solve(s): | |
""""""You are given a string s. | |
if s[i] is a letter, reverse its case from lower to upper or vise versa, | |
otherwise keep it as it is. | |
If the string contains no letters, reverse the string. | |
The function should return the resulted string. | |
Examples | |
solve(""1234"") = ""4321"" | |
solve(""ab"") = ""AB"" | |
solve(""#a@C"") = ""#A@c"" | |
"""""" | |
",0.4999999999999999,0.9837461300309598,0.9999945874558878 | |
" | |
def string_to_md5(text): | |
"""""" | |
Given a string 'text', return its md5 hash equivalent string. | |
If 'text' is an empty string, return None. | |
>>> string_to_md5('Hello world') == '3e25960a79dbc69b674cd4ec67a72c62' | |
"""""" | |
",0.09999999999999998,0.4473684210526315,0.763157894736842 | |
" | |
def generate_integers(a, b): | |
"""""" | |
Given two positive integers a and b, return the even digits between a | |
and b, in ascending order. | |
For example: | |
generate_integers(2, 8) => [2, 4, 6, 8] | |
generate_integers(8, 2) => [2, 4, 6, 8] | |
generate_integers(10, 14) => [] | |
"""""" | |
",0.0,0.0,0.0 | |