#include <iostream>
using namespace std;

int main(){
   int n,h,m,t;
   cin >> n >> h >> m >> t;
   for(int i = 1;i < n;i++){
      m += t;
      if(m >= 60){
         h += m / 60;
         m %= 60;
      }
      if(h >= 24) h %= 24;
   }
   cout << h << endl << m << endl;
}