Submission #6900563

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Source Code Expand

N = int(input())

def f5(num_list):
    return [num_list[0] - num_list[0] % 5, num_list[1] + (5 - num_list[1] % 5) % 5]
time_list = sorted([f5(list(map(int, input().split('-')))) for _ in range(N)])

n = 0
while n < len(time_list) - 1:
    if time_list[n][1] >= time_list[n + 1][0]:
        new_time = [time_list[n][0], max(time_list[n][1], time_list[n+1][1])]
        del time_list[n:n+2]
        time_list.insert(n, new_time)
    else:
        n += 1

for t in time_list:
    print ("{0}-{1}".format(t[0], t[1]))

Submission Info

Judge Result