#include <stdio.h>

int main(){
    int n,h,m,t,o,h2,h3,m3;

    scanf("%d%d%d%d",&n,&h,&m,&t);

    o = m + t*n - t;
    h2 = o/60;
    h3 = h + h2;
    h3 %= 24;
    m3 = o - h2*60;
    
    printf("%d\n%d",h3,m3);
}