#include <bits/stdc++.h>
using namespace std;
#define ll long long
#define MOD 998244353
void solve(){
int n;
cin >> n;
for(int i = 0; i < (1 << (n * n)); i++){
int c = 0, grid[n][n] = {}, resp;
cout << "?" << endl;
for(int j = 0; j < n; j++){
for (int k = 0; k < n; k++){
if(i & (1 << c)){
grid[j][k] = 1;
}
c++;
cout << grid[j][k];
}
cout << endl;
}
cin >> resp;
if(resp == (n * n)){
cout << "!" << endl;
for (int j = 0; j < n; j++){
for (int k = 0; k < n; k++){
cout << grid[j][k];
}
cout << endl;
}
return ;
}
}
}
int main() {
ios_base::sync_with_stdio(0);cin.tie(0);cout.tie(0);
int tests = 1;
// cin >> tests;
for(int i = 1; i <= tests; i ++)
solve();
}
