Submission #686022

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Source Code Expand

a=[]
gets
STDIN.read.split(/-|\n/).map(&:to_i).each_slice(2){|s,e|
  s=s/5
  e=(e+4)/5;e=e+((e%20)/12 << 3)
  if a[s].nil? then
    a[s]=[s*5,1]
  else
    a[s][1]+=1
  end
  if a[e].nil? then
    a[e]=[e*5,-1]
  else
    a[e][1]-=1
  end
}
i=0;chk=1
a.compact.each{|x,y|
  i+=y
  if chk << i > 0 then
      printf "%04d-",x
      chk=0
  elsif i <= 0 then
    printf "%04d\n",x
    chk=1
  end
}

Submission Info

Judge Result