# -*- coding: utf-8 -*-
import sys
N, H, M, T = tuple(map(int, input().split()))
N -= 1
if N == 0:
    print(H)
    print(M)
    sys.exit()

for i in range(N):
    M += T
    if M >= 60:
        M -= 60
        H += 1
    if H >=24:
        H -= 24

print(H)
print(M)