func_code_string: #include <bits/stdc++.h>   using namespace std;   int main() {     int n, i, flag = 0, j;     cin >> n;     while (n--) {       int x;       cin >> x;       flag = 0;       for (i = 0; i <= 33; i++) {         for (j = 0; j <= 14; j++) {           if (i * 3 + j * 7 == x) {             cout <<  YES  << endl;             flag = 1;             break;           }         }         if (flag == 1) break;       }       if (flag == 0) cout <<  NO  << endl;     }   }   