#include <bits/stdc++.h>
using namespace std;
 
typedef long long ll;
typedef pair<int,int> P;
 
const int INF = 1e9;
const int mod = 1e9+7;
const double EPS = 1e-10;
const double PI = acos(-1.0);
 
int main()
{
    int n,h,m,t;
    cin >> n >> h >> m >> t;
    for(int i = 0; i < n-1; i++){
        m += t;
        if(m >= 60){
            h += m/60;
            m %= 60;
        }
        if(h >= 24) h %= 24;
    }
    cout << h << '\n' << m << endl;
    return 0;
}