Submission #179316

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Source Code Expand

N = gets.to_i
rainList = Array.new(12*24+2)
rainList.fill(0)

for i in 1..N do
	#parse inputs
	unit = gets.chomp.split('-').map(&:to_i)
	
	#change start to minutes from 0:00
	unit[0] = unit[0]/100*60 + unit[0] %100
	#round down
	unit[0] = unit[0] / 5

	#change end
	unit[1] = unit[1]/100*60 + unit[1] % 100
	#round up
	round = 1
	if unit[1] % 5 == 0
		round = 0
	end
	unit[1] = unit[1]/5 + round

	rainList[unit[0]] += 1
	rainList[unit[1]] -= 1
end

imosList = Array.new(289)
imosList[0] = rainList[0]
for j in 0..288 do
	imosList[ j + 1 ] = imosList[j] + rainList[j+1]
end

b=0
start=0
fin = 0
while b < 289 do
	if imosList[b] >= 1
		start = b*5/60*100+b*5%60
		print "%04d" % start
		b += 1
		while imosList[b] >= 1
			b += 1
		end
		fin = b*5/60*100+b*5%60
		puts "-%04d" % fin
	else
		b += 1
	end
end

Submission Info

Judge Result