func_code_string: #include <bits/stdc++.h>   using namespace std;   signed main() {     ios_base::sync_with_stdio(false);     cin.tie(NULL);     long long n;     cin >> n;     long long arr[n], ans[n];     for (long long i = 0; i < n; i++) arr[i] = 1;     ans[n - 1] = 1;     for (long long i = 2; i <= n; i++) {       arr[n - 1] = i;       cout <<  ?  ;       for (long long i = 0; i < n; i++) cout << arr[i] <<    ;       cout <<   n ;       cout << flush;       long long k;       cin >> k;       if (!k) {         ans[n - 1] = n - i + 2;         break;       }     }     long long i = 1;     for (long long i = 0; i < n; i++) arr[i] = ans[n - 1];     while (i <= n) {       if (i == ans[n - 1]) {         i++;         continue;       }       arr[n - 1] = i;       cout <<  ?  ;       for (long long i = 0; i < n; i++) cout << arr[i] <<    ;       cout <<   n ;       cout << flush;       long long k;       cin >> k;       ans[k - 1] = i;       i++;     }     cout <<  !  ;     for (long long i = 0; i < n; i++) cout << ans[i] <<    ;     cout <<   n ;   }   