Submission #6390342

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Source Code Expand

def s_round(time):
    if time%10 < 5:
        return (time//10)*10
    else:
        return (time//10)*10 + 5

def e_round(time):
    if 5 < time%10:
        r_time = (time//10)*10 + 10
    elif time%10 == 0:
        r_time = time
    else:
        r_time = (time//10)*10 + 5
    
    if r_time%100 == 60:
        return (r_time//100)*100 + 100
    else:
        return r_time

N = int(input())
time = [0 for i in range(2401)]

for i in range(N):
    S, E = map(int, input().split("-"))
    S = s_round(S)
    E = e_round(E)
    time[S] += 1
    time[E] -= 1

Si = []
Ei = []
sum1 = 0

for i in range(len(time)):
    sum2 = sum1 + time[i]

    if sum1 == 0 and 0 < sum2:
        Si.append(i)
    if 0 < sum1 and sum2 == 0:
        Ei.append(i)
    
    sum1 = sum2

for s, e in zip(Si, Ei):
    print("{:04g}-{:04g}".format(s, e))

Submission Info

Judge Result