Submission #7211284

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Source Code Expand

n = int(input())
time = [input().split('-') for _ in range(n)]
rain = [0]*(12*24+1)
for s,e in time:
    sh,sm = int(s[:2]),int(s[2:])
    eh,em = int(e[:2]),int(e[2:])
    s = (sh*60+sm)//5
    e = (-(-(eh*60+em)//5))
    rain[s]+=1
    rain[e]-=1
for i in range(1,12*24):
    rain[i] = rain[i-1]+rain[i]
for i in range(12*24+1):
    if rain[i-1]==0 and rain[i]!=0:
        print(str(i//12).zfill(2)+str(i%12*5).zfill(2),"-",sep="",end="")
    if rain[i-1]!=0 and rain[i]==0:
        print(str(i//12).zfill(2)+str(i%12*5).zfill(2))

Submission Info

Judge Result