/*
Jackson Simoneau
SI@UCF 2026 - Intro to Competitive Programming
Contest 2

Solution to Wake Up Call: https://open.kattis.com/problems/wakeupcall
*/

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

int main() {
    int a, b;
    cin >> a >> b;
    int sum = 0;
    for(int i = 0; i < a; i++) {
        int x; cin >> x;
        sum += x;
    }
    for(int i = 0; i < b; i++) {
        int x; cin >> x;
        sum -= x;
    }
    if(sum > 0) cout << "Button 1\n";
    else if(sum < 0) cout << "Button 2\n";
    else cout << "Oh no\n";
}