Submission #3765864

---

Source Code Expand

N,A,B = gets.split.map(&:to_i)

begin
  ss = [B]
  NN = N - B
  fail if NN < 0
  if A == 1
    fail if NN > 0
  else
    fail if NN == 0
    fail if NN < A-1
    M = (NN-1) / (A-1) + 1
    fail if M > B
    (A-2).times{ ss << M }
    ss << M - NN%M
  end
  #p ss
  arr = (1..N).to_a
  t = 0
  ss.each{ |s|
    arr[t,s] = arr[t,s].reverse
    t += s
  }
  puts arr.join(" ")
rescue
  p -1; exit
end

Submission Info

Compile Error

./Main.rb:26: warning: ambiguous first argument; put parentheses or a space even after `-' operator

Judge Result