func_code_string: #include <bits/stdc++.h>   using namespace std;   int main() {     int n = 0;     int max = 0;     int cur = 0;     cin >> n;     string students[n];     for (int i = 0; i < n; ++i) {       cin >> students[i];     }     for (int i = 0; i < 7; ++i) {       cur = 0;       for (int j = 0; j < n; ++j) {         if (students[j][i] ==  1 ) {           cur++;         }       }       if (cur > max) {         max = cur;       }     }     cout << max;     return 0;   }   