func_code_string: #include <bits/stdc++.h>   using namespace std;   int gcd(int u, int v) {     int tmp;     while (v) {       tmp = v;       v = u % v;       u = tmp;     }     return u;   }   int main() {     int a, b, t;     cin >> a >> b;     if (a > b) {       swap(a, b);     }     if ((t = gcd(a, b)) == 1) {       cout <<  NO  << endl;       return 0;     }     int flag = 1;     for (int i = 1; i <= t; i++) {       for (int j = i; j <= t; j++) {         if (t * t == i * i + j * j) {           flag = 0;           cout <<  YES  << endl;           cout <<  0 0  << endl;           cout << i * a / t <<     << -j * a / t << endl;           cout << j * b / t <<     << i * b / t << endl;           return 0;         }       }     }     if (flag) cout <<  NO  << endl;     return 0;   }   