func_code_string: #include <bits/stdc++.h>   using namespace std;   int main() {     int test;     cin >> test;     while (test--) {       char str[10000], cpy[10000], st[10000];       cin >> str;       int ln = strlen(str), ck = 0;       for (int i = 0, j = ln - 1; i < ln; i++, j--) {         cpy[j] = str[i];       }       for (int i = 0; i < ln; i++) {         if (str[i] == cpy[i]) {           ck = 1;         } else {           ck = 0;           cout << str << endl;           break;         }       }       if (ck) {         strcpy(st, str);         sort(str, str + ln);         if (!strcmp(str, st))           printf( -1 n );         else           cout << str << endl;       }     }     return 0;   }   