func_code_string: #include <bits/stdc++.h>   using namespace std;   using ll = long long;   int main() {     ios::sync_with_stdio(0), cin.tie(0);     int tt;     cin >> tt;     while (tt--) {       string s;       cin >> s;       int count = 0;       for (int i = 0; i < s.size(); i++) {         if (s[i] ==  1 ) {           count++;         }       }       int n = s.size();       if (min(count, n - count) % 2 == 1) {         cout <<  DA ;       } else {         cout <<  NET ;       }       cout <<   n ;     }     return 0;   }   