func_code_string: #include <bits/stdc++.h>   using namespace std;   const int maxn = 1e5 + 50;   int b[maxn];   int cnt;   int main() {     std::ios::sync_with_stdio(false);     int t;     cin >> t;     while (t--) {       string a;       cin >> a;       cnt = 0;       bool flag = true;       for (int i = 0; i < a.size(); i++) {         int t = a[i] -  a ;         b[cnt++] = t;       }       sort(b, b + cnt);       for (int i = 1; i < cnt; i++) {         if (b[i] - b[i - 1] != 1) {           flag = false;         }       }       if (flag)         cout <<  YES  << endl;       else         cout <<  NO  << endl;     }     return 0;   }   