#include<bits/stdc++.h>
using namespace std;
// Darkride egoi
bool ask(vector<bool>&a){
cout << "? ";
for(bool b : a) {
if(b) cout << '1';
else cout << '0';
}
cout<< endl;
int c;
cin >> c;
if(c == -1) exit(0);
return (c%2 == 1);
}
void solve(int a, int b){
cout << "! " << a << ' ' << b << endl;
}
int main(){
int s;
int a = 0, b;
int n;
cin >> n;
vector<bool> q(n, 0);
int mini = 0, maxi = n/2, mid;
while(mini < maxi) {
mid = mini+(maxi-mini)/2;
for(int i = 0; i < n; ++i){
if(mini <= i && i <= mid) q[i] = true;
else q[i] = false;
}
if(ask(q)) maxi = mid;
else mini = mid+1;
}
b = mini;
mini = n/2, maxi = n, mid;
while(mini < maxi) {
mid = mini+(maxi-mini)/2;
for(int i = 0; i < n; ++i){
if(mini <= i && i <= mid) q[i] = true;
else q[i] = false;
}
if(ask(q)) maxi = mid;
else mini = mid+1;
}
a = mini;
solve(a, b);
return 0;
}
