#include <iostream>
using namespace std;

int main(){
  cout << "? 100" << endl;
  int x;cin>>x;
  cout << "? " << 100-(x+1) << endl;
  int y;cin>>y;
  int B = y+1;
  int A = (x+y+-99+B*100)%B;
  cout << "! " << A << " " << B << endl;
}