func_code_string: #include <bits/stdc++.h>   using namespace std;   int main() {     string a;     vector<string> input;     int n;     cin >> n;     bool flag = false;     for (int i = 0; i < n; i++) {       cin >> a;       if (!flag && a[0] == a[1] && a[0] ==  O ) {         a[0] =  + ;         a[1] =  + ;         flag = true;       }       if (!flag && a[3] == a[4] && a[3] ==  O ) {         a[3] =  + ;         a[4] =  + ;         flag = true;       }       input.push_back(a);     }     if (flag) {       cout <<  YES  << endl;       for (int i = 0; i < n; i++) {         cout << input[i] << endl;       }     } else       cout <<  NO  << endl;     return 0;   }   