Submission #751269

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Source Code Expand

N = input()
index = [0]*(24*12+2)
for i in range(N):
  d = raw_input()
  start_hour = int(d[0:2])
  start_min = int(d[2:4])
  end_hour = int(d[5:7])
  end_min = int(d[7:9])
  if 1 <= (end_min%5):
    end_min =end_min - (end_min%5) + 5
  start_index = start_hour*12+start_min/5
  end_index = end_hour*12+end_min/5
  for j in range(start_index,end_index):
    index[j] = 1
for i in range(24*12+1):
  if (i == 0 and index[0] == 1) or (1 <= i and index[i-1] == 0 and index[i] == 1):
    ans = str(i/120)+str((i/12)%10)+str(((i%12)*5)/10)+str(((i%12)*5)%10)+'-'
    for j in range(i,24*12+1):
      if index[j] == 0:
        print ans+str(j/120)+str((j/12)%10)+str(((j%12)*5)/10)+str(((j%12)*5)%10)
        break

Submission Info

Judge Result