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100 lines
2.3 KiB
100 lines
2.3 KiB
9 years ago
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require "letters"
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class Dude < Struct.new(*%i[ name hp damage armor ])
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def attack!(dude)
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damage = self.damage - dude.armor
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damage = 1 unless damage > 0
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dude.hp = dude.hp - damage
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return unless dude.hp > 0
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dude.attack!(self)
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end
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def equipped(equipment)
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self.class.new(name, hp,
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self.damage + equipment.damage_bonus,
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self.armor + equipment.armor_bonus)
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end
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def win_against?(dude)
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self_hp = self.hp
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dude_hp = dude.hp
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self.attack!(dude)
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result = (self.hp > 0)
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self.hp = self_hp
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dude.hp = dude_hp
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result
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end
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end
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Item = Struct.new(*%i[ name cost damage armor ])
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NULL_ITEM = Item.new("Nothing", 0, 0, 0)
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class Equipment < Struct.new(*%i[ weapon armor rings ])
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attr_accessor *%i[ cost damage_bonus armor_bonus ]
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def initialize(*)
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super
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equipment = [self.weapon, self.armor].concat(self.rings)
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self.cost = equipment.map(&:cost).inject(:+)
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self.damage_bonus = equipment.map(&:damage).inject(:+)
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self.armor_bonus = equipment.map(&:armor).inject(:+)
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end
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end
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weapons, armors, rings = DATA.read.split("\n\n").map {|set|
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set.split("\n").drop(1).map {|attrs|
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attrs = attrs.split(/\s+/)
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name = attrs[0..-4].join(" ")
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attrs = attrs[-3..-1].map(&:to_i)
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Item.new(name, *attrs)
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}
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}
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armors << NULL_ITEM
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rings << NULL_ITEM
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rings = rings.combination(2).to_a
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rings << [NULL_ITEM, NULL_ITEM]
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equipments = weapons.flat_map {|weapon|
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armors.flat_map {|armor|
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rings.flat_map {|rings|
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Equipment.new(weapon, armor, rings)
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}
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}
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9 years ago
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}.sort_by {|e| -e.cost }
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9 years ago
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BOSS = Dude.new("boss", 100, 8, 2)
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YOU = Dude.new("you", 100, 0, 0)
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puts equipments.find {|e|
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9 years ago
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!YOU.equipped(e).win_against?(BOSS)
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9 years ago
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}.cost
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__END__
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Weapons: Cost Damage Armor
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Dagger 8 4 0
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Shortsword 10 5 0
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Warhammer 25 6 0
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Longsword 40 7 0
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Greataxe 74 8 0
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Armor: Cost Damage Armor
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Leather 13 0 1
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Chainmail 31 0 2
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Splintmail 53 0 3
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Bandedmail 75 0 4
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Platemail 102 0 5
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Rings: Cost Damage Armor
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Damage +1 25 1 0
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Damage +2 50 2 0
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Damage +3 100 3 0
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Defense +1 20 0 1
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Defense +2 40 0 2
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Defense +3 80 0 3
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