func_code_string: #include <bits/stdc++.h>   using namespace std;   const int mxn = 257;   string rec[mxn][3];   bool been[mxn][3];   inline int G(string s) {     int t = 0;     for (int i = 0; i < s.size(); ++i) t = t * 2 + s[i] -  0 ;     return t;   }   priority_queue<pair<int, int> > pq;   bool changed;   string Min(string a, string b) {     if (a.size() != b.size()) {       if (a.size() < b.size())         return a;       else         return b;     }     return min(a, b);   }   inline void upd(string& a, string b) {     if (a == b) return;     if (Min(a, b) == b) {       changed = 1;       a = b;     }   }   inline void prep() {     int n = 256;     for (int i = 0; i < n; ++i)       for (int j = 0; j < 3; ++j)         rec[i][j] =  zzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzz ;     rec[G( 00001111 )][0] =  x ;     rec[G( 00110011 )][0] =  y ;     rec[G( 01010101 )][0] =  z ;     for (changed = 1; changed;) {       changed = 0;       for (int i = 0; i < n; ++i)         for (int j = 0; j < 2; ++j) upd(rec[i][j + 1], rec[i][j]);       for (int i = 0; i < n; ++i) upd(rec[i ^ 255][0],  !  + rec[i][0]);       for (int i = 0; i < n; ++i)         for (int j = 0; j < n; ++j)           upd(rec[i & j][1], rec[i][1] +  &  + rec[j][0]),               upd(rec[i | j][2], rec[i][2] +  |  + rec[j][1]);       for (int i = 0; i < n; ++i) upd(rec[i][0],  (  + rec[i][2] +  ) );     }   }   int main() {     ios_base::sync_with_stdio(false);     cin.tie(0), cout.tie(0);     int T = 1;     cin >> T;     prep();     for (; T--;) {       string s;       cin >> s;       int t = G(s);       cout << Min(Min(rec[t][0], rec[t][1]), rec[t][2]) <<   n ;     }   }   