func_code_string: #include <bits/stdc++.h>   using namespace std;   int main() {     int t;     int a[] = {1, 2, 3, 4, 6, 12};     int b[] = {12, 6, 4, 3, 2, 1};     cin >> t;     while (t--) {       string s;       cin >> s;       int ans[20];       int count = 0, n = 0, no;       for (int i = 0; i < 6; i++) {         for (int j = 0; j < b[i]; j++) {           no = 0;           for (int k = 0; k < a[i]; k++) {             if (s[j + k * b[i]] !=  X ) {               no = 1;               break;             }           }           if (!no) {             ans[count++] = i;             n++;             break;           }         }       }       cout << n <<    ;       for (int i = 0; i < n; i++) {         cout << a[ans[i]] <<  x  << b[ans[i]] <<    ;       }       cout << endl;     }   }   