33 lines
522 B
Ruby
33 lines
522 B
Ruby
#! /usr/bin/ruby
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class Bank
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attr_accessor :routes, :strips, :current
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def initialize( routes = 17, strips = 8, current = 0 )
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@routes = routes
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@strips = strips
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@current = current
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end
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def left
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new_initial = current - routes
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if new_initial < 0
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new_initial = 0
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end
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current = new_initial
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self
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end
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def right
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delta = routes - ( strips + current ) - 1
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puts "delta: #{delta}"
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if delta > strips
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delta = strips
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end
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@current += delta
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self
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end
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end
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b=Bank.new
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