Submission #1097189

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Source Code Expand

from math import ceil,floor
N=int(raw_input().split()[0])


def printtime(T):
    s,e=map(lambda t:(t/60,t%60),T)
    print "%02d%02d-%02d%02d" % (s[0],s[1],e[0],e[1])

time=[]
for _ in range(0,N):
    s,e=raw_input().split("-")
    time.append([int(int(s[0:2])*60+(floor(float(s[2:4])/5)*5)), int(int(e[0:2])*60+(ceil(float(e[2:4])/5)*5))])

time.sort(key=(lambda t:t[0]))
if N==1:
    printtime(time[0])
else:
    s,e=time[0]
    for t1,t2 in time[1:]:
        if e<t1:
            printtime([s,e])
            s=t1
            e=t2
        elif e<t2:
            e=t2
    else:
        printtime([s,e])

Submission Info

Judge Result