16 lines
385 B
Plaintext
16 lines
385 B
Plaintext
defmodule Rand do
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def init do # Initialize the random values.
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<< a :: 32, b :: 32, c :: 32 >> = :crypto.strong_rand_bytes(12)
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:random.seed(a,b,c)
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end
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def num do # Returns a value between 0.0 and 1.0.
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init
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:random.uniform
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end
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def char(list) do # Returns a random letter or a space.
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Enum.at(list, :random.uniform(length(list)) - 1)
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end
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end
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