#include<bits/stdc++.h>
using namespace std;
int ask(string s){
cout << "? " << s << endl;
int x;
cin >> x;
return x;
}
int main(){
ios_base::sync_with_stdio(0); cin.tie(0); cout.tie(0);
int n, A = 0, B = 0;
cin >> n;
vector<bool>same;
for(int bit = 0; (1 << bit) < n; bit++){
string s(n, '0');
for(int i = 0; i < n; i++){
if(i >> bit & 1){
s[i] = '1';
}
}
same.push_back(~ask(s) & 1);
}
int LG = same.size();
vector<int>p;
for(int bit = 0; bit < LG; bit++){
if(!same[bit]){
for(int i = 0; i < n; i++){
if(i >> bit & 1){
p.push_back(i);
}
}
break;
}
}
for(int bit = LG - 1; bit > -1; bit--){
int nA = A | (1 << bit);
if(nA < p.size()){
string s(n, '0');
for(int i = 0; i < nA; i++){
s[p[i]] = '1';
}
if(~ask(s) & 1){
A = nA;
}
}
}
A = p[A];
for(int bit = 0; bit < LG; bit++){
if(same[bit] == (A >> bit & 1)){
B |= 1 << bit;
}
}
cout << "! " << A << " " << B;
}
