#include <bits/stdc++.h>
using namespace std;
#define int long long
vector<vector<int>> query;
vector<int> ns;
void t(int l, int r, int level){
int mid = (l+r)/2;
if(query.size() == level){
query.push_back({});
}
for(int i = l; i <= mid; i++){
query[level].push_back(i);
}
if(l == r) return;
t(l, mid, level+1);
t(mid+1, r, level+1);
}
int fns = 0;
int other;
void fo(int l, int r, int level){
int mid = (l+r)/2;
if(l == r){
other = l;
return;
}
if(ns[level] == 1){
if(fns <= mid){
fo(mid+1, r, level+1);
}else{
fo(l, mid, level+1);
}
}else{
if(fns <= mid){
fo(l, mid, level+1);
}else{
fo(mid+1, r, level+1);
}
}
}
signed main(){
ios_base::sync_with_stdio(0);
cin.tie(0);
int n; cin >> n;
t(1, n, 0);
ns.resize(query.size());
int it = 0;
string j = "";
for(int i = 0; i < n; i++){
j += '0';
}
for(int i = 0; i < query.size(); i++){
string q = j;
for(auto y : query[i]){
q[y-1] = '1';
}
cout << "? " << q << endl;
int w; cin >> w;
if(w%2 == 1){
it = i;
}
ns[i] = w;
}
int low = 0;
int top = query[it].size()-1;
// for(auto i : query[it]){
// cout << i << endl;
// }
while(low <= top){
int mid = (low + top)/2;
string a = j;
for(int i = 0; i <= mid; i++){
a[query[it][i]-1] = '1';
}
cout << "? " << a << endl;
int w; cin >> w;
// cout << mid << " " << w << "AJJAJAJ" << endl;
if(w%2 == 1){
top = mid-1;
fns = mid;
}else{
low = mid+1;
}
}
fns = query[it][fns];
//first one is in fns
fo(1, n, 0);
cout << "! " << fns-1 << " " << other-1 << endl;
return 0;
}
