func_code_string: #include <bits/stdc++.h>   using namespace std;   inline int read(void)   {       int sum = 0, sign = 1;       char ch = getchar();       while (ch >  9  || ch <  0 )       {           if (ch ==  - )               sign = -1;           ch = getchar();       }       while (ch >=  0  && ch <=  9 )       {           sum = sum * 10 + ch -  0 ;           ch = getchar();       }       return sum * sign;   }   const int maxn = 2e5 + 5;   typedef long long ll;   int main()   {       int T = read();       for (int cas = 1; cas <= T; cas++)       {           string str;           cin >> str;           int bol = 0;           for (int i = str.length() - 1; i >= 1; i--){               if (bol == 0 && str[i] ==  0  && str[i - 1] ==  0 )                   bol = 1;               if (bol == 1 && str[i] ==  1  && str[i - 1] ==  1 )                   bol = 2;           }           if (bol == 2)               cout <<  NO n ;           else               cout <<  YES n ;       }       return 0;   }