#include <iostream>
using namespace std;

int main() {
  int n, h, m, t, a;
  cin >> n >> h >> m >> t;
  a = h * 60 + m;
  for (int i = 0; i < n - 1; i++) {
    a += t;
  }
  cout << (a % 1440) / 60 << endl;
  cout << (a % 1440) % 60 << endl;
}