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


int main() {
int N,H,M,T;
cin >> N >> H >> M >> T;

for(int i=0;i<N-1;i++){
    M=M+T;
    H=H+M/60;
    M=M%60;
    H=H%24;
}

cout << H << endl << M;

}