import java.util.Scanner;
import java.util.ArrayList;
import java.util.Arrays;
import java.util.Collections;

class Main {
    public static void main(String[] args) {
        Scanner in = new Scanner(System.in);
        int n = in.nextInt();
        int h = in.nextInt();
        int m = in.nextInt();
        int t = in.nextInt();

        if(n == 1) {
            System.out.println(h);
            System.out.println(m);
        } else {
            for(int i=0; i<n-1; i++) {
                m += t;
                if(m >= 60) {
                    h++;
                    m -= 60;
                }
            }
            System.out.println(h % 24);
            System.out.println(m);
        }

        // h * 60 + m + t * (n - 1)
        // int at = h * 60 + m + t * (n - 1);
        // System.out.println(at / 60 % 24);
        // System.out.println(at % 60);

        in.close();
    }
}