12 lines
178 B
Text
12 lines
178 B
Text
defmodule Stack do
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def new, do: []
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def empty?([]), do: true
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def empty?(_), do: false
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def pop([h|t]), do: {h,t}
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def push(h,t), do: [h|t]
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def top([h|_]), do: h
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end
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