nl: tests if the dictionary is empty . concode_field_sep int size concode_elem_sep BinaryTreeNode root concode_field_sep void insertHelper concode_elem_sep BinaryTreeNode findHelper concode_elem_sep int size concode_elem_sep void testFind concode_elem_sep void testRemove concode_elem_sep Entry find concode_elem_sep void makeEmpty concode_elem_sep Entry insert concode_elem_sep BinaryTreeNode findSmallest concode_elem_sep void main concode_elem_sep String toString concode_elem_sep Entry remove
code: boolean function ( ) { return size == 0 ; }