func_code_string: #include <bits/stdc++.h>   using namespace std;   int n, m, i, j, kol, tmp, flag[1000];   char s[1000][1000];   int main() {     cin >> n >> m;     for (i = 1; i <= n; i++) {       cin >> s[i];     }     for (j = 0; j < m; j++) {       tmp = 0;       for (i = 1; i <= n - 1; i++)         if ((s[i][j] > s[i + 1][j]) && (flag[i] == 0)) tmp = 1;       kol += tmp;       if (tmp == 0)         for (i = 1; i <= n - 1; i++)           if ((s[i][j] < s[i + 1][j]) && (flag[i] == 0)) flag[i] = 1;     }     cout << kol;   }   