#coding:utf-8

N,H,M,T=map(int,raw_input().split())
N-=1

while N:
	M+=T
	if M==60:
		M=0
		H+=1
		if H==24:
			H=0
		elif 24 < H:
			H%=24
	elif 60 < M:
		H+=(M/60)
		M%=60
		if H==24:
			H=0
		elif 24 < H:
			H%=24
	
	N-=1
	
print H
print M