01. Sino The Walker

hours, minutes, seconds = list(map(int, input().split(':')))
steps = int(input())
step_per_second = int(input())

start_seconds = hours * 3600 + minutes * 60 + seconds
final_seconds = steps * step_per_second
total_seconds = start_seconds + final_seconds

print(f'Time Arrival: {total_seconds // 3600 % 24:02}:{total_seconds % 3600 // 60:02}:{total_seconds % 60:02}')