#include <iostream>
using namespace std;
 
int main() {
	int a,b,sum;
	cout<<"first number="<<endl;
	cin>>a;
	cout<<"second number="<<endl;
	cin>>b;
	sum=a+b;
	cout<<"Sum="<<sum<<endl;
 
	return 0;
}
				I2luY2x1ZGUgPGlvc3RyZWFtPgp1c2luZyBuYW1lc3BhY2Ugc3RkOwoKaW50IG1haW4oKSB7CglpbnQgYSxiLHN1bTsKCWNvdXQ8PCJmaXJzdCBudW1iZXI9Ijw8ZW5kbDsKCWNpbj4+YTsKCWNvdXQ8PCJzZWNvbmQgbnVtYmVyPSI8PGVuZGw7CgljaW4+PmI7CglzdW09YStiOwoJY291dDw8IlN1bT0iPDxzdW08PGVuZGw7CgkKCXJldHVybiAwOwp9