gistfile1.txt

class Character
  attr_accessor :name, :hp, :df

  def initialize name, hp
    @name = name
    @hp = hp
    @atk = 2
    @df = 1
  end

  def atack
    @atk * rand(3)
  end
end

def battle c1, c2
  dmg = c2.atack - c1.df
  c1.hp -= dmg
  puts "#{c2.name} atack! #{c1.name} is #{dmg} damage."
end

puts "==========="
puts "Game Start "
puts "==========="
c1 = Character.new "u1", 10
c2 = Character.new "enamy", 10

while true
  if c1.hp <= 0
    puts "#{c1.name} win."
    break
  elsif c2.hp <= 0
    puts "#{c1.name} lose."
    break
  end

  battle c1, c2
  battle c2, c1
end