#include <bits/stdc++.h>
using namespace std;
#define pb push_back
int main() {
int n;
cin >> n;
int M = 30;
vector<int> r(M);
for (int i = 0; i < M; i++) {
string q(n, '0');
for (int s = 0; s < n; s++) if ((s >> i) & 1) q[s] = '1';
cout << "? " << q << endl;
int x;
cin >> x;
r[i] = x & 1;
}
int h = 0;
for (int i = 0; i < M; i++) if (r[i]) h |= 1 << i;
int pos = 0;
while (((h >> pos) & 1) == 0) pos++;
vector<int> g;
for (int i = 0; i < n; i++) if ((i >> pos) & 1) g.pb(i);
int l = 0, r2 = g.size() - 1;
while (l < r2) {
int m = (l + r2) / 2;
string q(n, '0');
for (int i = l; i <= m; i++) q[g[i]] = '1';
cout << "? " << q << endl;
int x;
cin >> x;
if (x % 2) r2 = m;
else l = m + 1;
}
int a = g[l];
int b = a ^ h;
cout << "! " << a << " " << b << endl;
}
