func_code_string: #include <bits/stdc++.h>   using namespace std;   int v[26];   int main() {     int n;     int i;     int j;     scanf( %d , &n);     char s[1005];     getchar();     gets(s);     char t[30];     memset(v, 0, sizeof(v));     int len = strlen(s);     if (len % n != 0)       cout << -1 << endl;     else {       for (i = 0; i < len; i++) {         v[s[i] -  a ]++;       }       for (i = 0; i < 26; i++) {         if (v[i] % n != 0) break;       }       int pp = n;       int kk;       if (i == 26) {         while (pp--) {           for (i = 0; i < 26; i++) {             if (v[i] != 0) {               kk = v[i] / n;               while (kk--) printf( %c , i +  a );             }           }         }         cout << endl;       } else         cout << -1 << endl;     }   }   