func_code_string: #include <bits/stdc++.h>   using namespace std;   int main() {     int n, m, j, i = 0, count = 0, max = 100000000;     string s1, s2;     cin >> n >> m >> s1 >> s2;     vector<int> a, b;     while (i + n <= m) {       count = 0;       for (j = 0; j < n; j++) {         if (s1[j] != s2[i + j]) {           a.push_back(j + 1);           count++;         }       }       if (count < max) {         max = count;         b = a;       }       i++;       a.clear();     }     cout << max << endl;     for (i = 0; i < max; i++) cout << b[i] <<    ;     cout << endl;     return 0;   }   