func_code_string: #include <bits/stdc++.h>   using namespace std;   long long n, a, b;   int main() {     cin >> n;     a = (n + 2) * (n + 1) / 2 * n / 3;     b = (n + 4) * (n + 3) / 2 * (n + 2) / 3 * (n + 1) / 4 * n / 5;     cout << a * b;   }   