def awakens(H,M,T):
    minute = H * 60 + M
    while True:
        yield (minute // 60) % 24,minute % 60
        minute+=T

N,H,M,T = map(int,input().split())
wake_up = awakens(H,M,T)
for i in range(N):
    h,m = next(wake_up)
print(h)
print(m)