func_code_string: #include <bits/stdc++.h>   using namespace std;   int main() {     int a, b, c, S = 0;     cin >> a >> b >> c;     while (a > 0 && b > 1 && c > 3) {       a--;       b -= 2;       c -= 4;       S += 7;     }     cout << S;     return 0;   }   