16 lines
575 B
Text
16 lines
575 B
Text
defmodule ABC do
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def can_make_word(word, avail) do
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can_make_word(String.upcase(word) |> to_char_list, avail, [])
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end
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defp can_make_word([], _, _), do: true
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defp can_make_word(_, [], _), do: false
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defp can_make_word([l|tail], [b|rest], tried) do
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(Enum.member?(b,l) and can_make_word(tail, rest++tried, []))
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or can_make_word([l|tail], rest, [b|tried])
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end
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end
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blocks = ~w(BO XK DQ CP NA GT RE TG QD FS JW HU VI AN OB ER FS LY PC ZM)c
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~w(A Bark Book Treat Common Squad Confuse) |>
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Enum.map(fn(w) -> IO.puts "#{w}: #{ABC.can_make_word(w, blocks)}" end)
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