Submission #506834

---

Source Code Expand

n = gets.to_i
ary = []
n.times do
  start, finish = gets.split("-")
  start_min = start[0,2].to_i * 60 + start[2,2].to_i
  start_min = start_min - start_min % 5
  finish_min = finish[0,2].to_i * 60 + finish[2,2].to_i
  finish_min = finish_min - finish_min % 5 + (finish_min % 5 == 0 ? 0 : 5)
  ary[start_min..finish_min] = [true] * (finish_min - start_min + 1)
end

# p ary

ans = []

start = nil
ary.each_with_index do |v, i|
  start ||= i if v
  if !v && start
    ans << [start, i-1]
    start = nil
  end
end

if ary.last
  ans << [start, ary.length - 1]
end

ans.map!{|m, n| "#{"%02d"%(m/60)}#{"%02d"%(m%60)}-#{"%02d"%(n/60)}#{"%02d"%(n%60)}"}

puts ans

Submission Info

Compile Error

./Main.rb:29: warning: shadowing outer local variable - n

Judge Result