func_code_string: #include <bits/stdc++.h>   using namespace std;   int main() {     int n;     cin >> n;     int A[n], ans = 0, maxi = -1;     for (int i = 0; i < n; i++) {       cin >> A[i];       if (A[i] == 1)         ans++;       else {         maxi = max(ans, maxi);         ans = 0;       }     }     for (int i = 0; i < n; i++) {       if (A[i] == 1)         ans++;       else {         maxi = max(ans, maxi);         ans = 0;       }     }     cout << maxi;     return 0;   }   