func_code_string: #include <bits/stdc++.h>   using namespace std;   int kk[7];   int main() {     string s;     cin >> s;     int n = s.length();     sort(s.begin(), s.end());     for (int i = 0, j; i < n; i = j) {       j = i + 1;       while (j < n && s[j] == s[i]) j++;       kk[j - i]++;     }     int ans;     if (kk[6] == 1 || kk[5] == 1 && kk[1] == 1)       ans = 1;     else if (kk[4] == 1 || kk[3] == 2)       ans = 2;     else if (kk[3] == 1 && kk[2] == 1 && kk[1] == 1)       ans = 3;     else if (kk[3] == 1 && kk[1] == 3)       ans = 5;     else if (kk[2] == 3)       ans = 6;     else if (kk[2] == 2 && kk[1] == 2)       ans = 8;     else if (kk[2] == 1 && kk[1] == 4)       ans = 15;     else       ans = 30;     cout << ans <<   n ;     return 0;   }   