#include <bits/stdc++.h>
using namespace std;

int main() {
    int D = 5;
    vector<int> ans(D + 1);
    for (int i = D - 1; i >= 0; i--) {
        while (true) {
            cout << "? 1 1";
            for (int j = 0; j < i; j++) {
                cout << "0";
            }
            cout << endl;
            char c;
            cin >> c;
            if (c == '>' || c == '=') {
                ans[i]++;
            }
            if (c == '<' || c == '=') {
                break;
            }
        }
    }
    for (int i = 0; i < D; i++) {
        ans[i + 1] += ans[i] / 10;
        ans[i] %= 10;
    }
    cout << "! ";
    int x = D;
    while (x > 0 && ans[x] == 0) x--;
    for (int i = x; i >= 0; i--) cout << ans[i];
    cout << endl;
}