func_code_string: #include <bits/stdc++.h>   using namespace std;   int mx = INT_MIN, n, a[10];   char x;   int main() {     cin >> n;     for (int i = 1; i <= n; i++) {       for (int j = 1; j <= 7; j++) {         cin >> x;         a[j] += x - 48;       }     }     for (int i = 1; i <= 7; i++)       if (mx < a[i]) mx = a[i];     cout << mx;   }   