#include <iostream>
#include <vector>
#include <string>
#include <algorithm>
#include <cmath>

#define rep(i,n) for(i=0; i<n; ++i)
#define in(a) cin >> a
#define out(a,b) cout << a << b
using namespace std;
using lint = long long;

int main(void){
    int i, j, n, m, k, cnt = 0;
    int h, t;
    in(n);
    in(h);
    in(m);
    in(t);
    int init = h*60+m;
    int tot = init+(n-1)*t;
    out((tot/60)%24,endl);
    out(tot%60,endl);
    return 0;
}