#include <bits/stdc++.h>
using namespace std;
int query(const string& switches) {
cout << "? " << switches << endl;
int num_screams;
cin >> num_screams;
return num_screams;
}
int main() {
int n; cin>>n;
int l=0,r=(n-1)/2;
while(l<r){
int mid=(l+r)/2;
vector<char>v(n,'0');
for(int i=l;i<=mid;i++){
v[i]='1';
}
string s="";
for(int i=0;i<n;i++){
s=s+v[i];
}
if((query(s)%2)==0) l=mid+1;
else r=mid;
}
int a=l;
r=n-1;
l=n/2;
while(l<r){
int mid=(l+r)/2;
vector<char>v(n,'0');
for(int i=l;i<=mid;i++){
v[i]='1';
}
string s="";
for(int i=0;i<n;i++){
s=s+v[i];
}
if((query(s)%2)==0) l=mid+1;
else r=mid;
}
cout << "! " <<a<< ' ' <<l<< endl;
return 0;
}
