Submission #1452340

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Source Code Expand

# coding: utf-8
#lines = <<'EOS'
#5
#EOS

lines = $stdin.read
array = lines.split("\n")

N = array[0].to_i

i = 0
cards = Array.new(6){i=i+1}

for i in 0..(N-1)
  # (0 mod 5)+1 = 1、(0 mod 5)+2 = 2
  left  = i % 5 + 0
  right = i % 5 + 1
  cards[left], cards[right] = cards[right], cards[left]
end

puts cards.join

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