func_code_string: #include <bits/stdc++.h>   using namespace std;   int main() {     int n, k, c = 0;     cin >> n;     int a, f[7];     for (int j = 0; j < 7; j++) f[j] = 0;     for (int i = 0; i < n; i++) {       cin >> a;       for (int j = 0; j < 7; j++) {         if (a % (int)pow(10, 1) == 1) f[j]++;         a = a / 10;       }     }     for (int i = 0; i < 7; i++) c = max(c, f[i]);     cout << c;     return 0;   }   