#include <iostream>

using namespace std;

int main() {
    int a, b, c, d;
    cin >> a >> b >> c >> d;
    int x = c - a, y = d - b;
    if (y < 0) {
        x = x - 1;
        y = y + 60;
    }
    cout << x << " " << y << endl;
    return 0;
}