ABC052A - Two Rectangles

問題：A - Two Rectangles

#include <algorithm>
#include <iostream>
using namespace std;

int main(void) {
    int a, b, c, d;

    cin.tie(0);
    ios::sync_with_stdio(false);
    cin >> a >> b >> c >> d;
    cout << max(a * b, c * d) << "\n";
    return 0;
}