import datetime

l = map(int, raw_input().split(' '))
N = l[0]
H = l[1]
M = l[2]
T = l[3]

dt = datetime.datetime(2019, 11, 23, H, M, 0)

for i in range(N - 1):
    dt = dt + datetime.timedelta(minutes=T)

print(int(dt.strftime('%H')))
print(int(dt.strftime('%M')))