func_code_string: #include <bits/stdc++.h>   using namespace std;   static const int maxn = 100010;   static const int INF = 0x3f3f3f3f;   static const int mod = (int)1e9 + 7;   static const double eps = 1e-6;   static const double pi = acos(-1);   void redirect() {}   char s[maxn];   int cnt[26];   int main() {     redirect();     int T;     scanf( %d , &T);     while (T--) {       memset(cnt, 0, sizeof(cnt));       scanf( %s , s);       for (int i = 0; s[i]; i++) cnt[s[i] -  a ]++;       bool flag = true;       for (int i = 0; i < 26; i++)         if (cnt[i] > 1) flag = false;       int i = 0;       while (i < 26 && cnt[i] == 0) i++;       while (i < 26 && cnt[i] == 1) i++;       for (; i < 26; i++)         if (cnt[i]) flag = false;       if (flag)         puts( Yes );       else         puts( No );     }     return 0;   }   