#include <iostream>
using namespace std;
int main() {
long a,b,kvadrat;
cin >> a;
cin >> b;
kvadrat= a*a+b*b;
cout << kvadrat << endl;
return 0;
}
I2luY2x1ZGUgPGlvc3RyZWFtPgp1c2luZyBuYW1lc3BhY2Ugc3RkOwoKaW50IG1haW4oKSB7CmxvbmcgYSxiLGt2YWRyYXQ7CmNpbiA+PiBhOwpjaW4gPj4gYjsKa3ZhZHJhdD0gYSphK2IqYjsKY291dCA8PCBrdmFkcmF0IDw8IGVuZGw7CglyZXR1cm4gMDsKfQ==