func_code_string: #include <bits/stdc++.h>   using namespace std;   int main() {     int n;     cin >> n;     int a[n];     for (int i = 0; i < n; i++) cin >> a[i];     for (int k = 1; k <= n / 3; k++) {       if (n % k == 0) {         for (int p = 0; p < k; p++) {           int sum = 0;           for (int v = p; v < n; v += k) {             if (a[v] == 1) sum++;           }           if (sum == n / k) {             cout <<  YES n ;             return 0;           }         }       }     }     cout <<  NO n ;     return 0;   }   