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Ruby / irotsuke.rb
@SATO Koyo SATO Koyo on 10 Aug 161 bytes 2025-08-10 15:05:18
#!/usr/bin/env ruby
# -*- coding: utf-8 -*-

   def aka
 " \e[31m%s/e[m\n"

  end
puts"赤いものを入力してください。"
a = gets.chomp
printf(aka ,a)