Submission #404604

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Source Code Expand

N = input()
T = []
for i in range(N):
    S, E = map(int, raw_input().split('-'))
    S = S/100*60 + S%100
    E = E/100*60 + E%100
    if S%5 > 0:
        S -= S%5
    if E%5 > 0:
        E += 5 - E%5   
    T.append([S, E])
 
T.sort()
T.reverse()
 
pS, pE = T.pop()
while len(T) != 0:
    S, E = T.pop()
    if S <= pE and pE <= E:
        pE = E
    elif S > pE:
        print "%02d%02d-%02d%02d" % (pS/60, pS%60, pE/60, pE%60)   
        pS = S
        pE = E
else:   
    print "%02d%02d-%02d%02d" % (pS/60, pS%60, pE/60, pE%60)

Submission Info

Judge Result