func_code_string: #include <bits/stdc++.h>   using namespace std;   const unsigned long long mod = 1000000007;   int main() {     int x, y;     unsigned long long n = 0;     cin >> x >> y;     unsigned long long t = 0;     int power = 2;     for (int p = 0; p < 2200; p++) {       if (power > y) break;       t += y + 1 - power;       power += 2;     }     for (int i = 1; i < x; i++) {       y = min(i, x - i);       n += y;     }     n *= t;     cout << n;     return 0;   }   