GCD in cpp
#include <iostream>
using namespace std;
int gcd(int a, int b) {
if (b == 0) {
return a;
} else {
return gcd(b, a % b);
}
}
int main() {
int num1, num2;
cout << "Enter two numbers: ";
cin >> num1 >> num2;
cout << "GCD of " << num1 << " and " << num2 << " is: " << gcd(num1, num2);
return 0;
}