nl: calculate the greatest common divisor . concode_field_sep String PROMPT concode_field_sep void main
code: int function ( int arg0 , int arg1 ) { if ( arg0 < 0 ) { arg0 = - arg0 ; } if ( arg1 < 0 ) { arg1 = - arg1 ; } while ( arg1 != 0 ) { int loc0 = arg0 % arg1 ; arg0 = arg1 ; arg1 = loc0 ; } return arg0 ; }