Finding The gcd of given Range
int findRangeGcd ( int ss , int se , int arr [ ] , int n ) { if ( ss < 0 se > n -1 ss > se ) { cout << " Invalid ▁ Arguments " << " STRNEWLINE " ; return - 1 ; } return findGcd ( 0 , n - 1 , ss , se , 0 ) ; }