Submission #246474

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Source Code Expand

import sys

def int_to_str(i):
    return str(i) if i >= 10 else '0' + str(i)
        
def m_to_hhmm(m):
    hh, mm = divmod(m, 60)
    return int_to_str(hh) + int_to_str(mm)

def hhmm_to_m(hhmm):
    h = int(hhmm[:2])
    m = int(hhmm[2:])
    return h * 60 + m

def round_down(hhmm):
    m = hhmm_to_m(hhmm)
    m = (m//5) * 5
    return m_to_hhmm(m)

def round_up(hhmm):
    m = hhmm_to_m(hhmm)
    di, mo = divmod(m, 5)
    m = (di + (mo > 0)) * 5
    return m_to_hhmm(m)

N = int(input())
rain_events = [list(line.strip().split('-')) for line in sys.stdin]
rain_events = [(round_down(s), round_up(e)) for s, e in rain_events]
rain_events.sort()
s, e = rain_events[0]
for new_s, new_e in rain_events[1:]:
    if new_s <= e and new_e >= e:
        e = new_e
    elif new_s > e:
        print('-'.join([s,e]))
        s, e = new_s, new_e
print('-'.join([s,e]))

Submission Info

Judge Result