import java.util.Scanner;

public class cade {

    public static void main(String[] args) {
	Scanner s = new Scanner(System.in);
	int[] A = new int[4];

	for(int i=0;i<4;i++){
	    A[i] = Integer.parseInt(s.next());
	}

	int h = A[1] * 60;

	int startmin = h + A[2];

	int Dmin = 24 * 60;
	for(int i=0;i<A[0]-1;i++){
	    startmin += A[3];
	    if(startmin >= Dmin){
		startmin %= Dmin;
	    }
	}

	int ansh= startmin / 60;
	if(ansh == 24){
	    ansh = 0;
	}
	int ansm= startmin % 60;

	System.out.println(ansh + "\n" + ansm);
    }

}