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[Sync Iteration] elixir/scrabble-score/1 #15

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[Sync Iteration] elixir/scrabble-score/1 #15

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40 changes: 40 additions & 0 deletions solutions/elixir/scrabble-score/1/lib/scrabble.ex
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Original file line number Diff line number Diff line change
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defmodule Scrabble do
@en_scores %{
"A" => 1,
"B" => 3,
"C" => 3,
"D" => 2,
"E" => 1,
"F" => 4,
"G" => 2,
"H" => 4,
"I" => 1,
"J" => 8,
"K" => 5,
"L" => 1,
"M" => 3,
"N" => 1,
"O" => 1,
"P" => 3,
"Q" => 10,
"R" => 1,
"S" => 1,
"T" => 1,
"U" => 1,
"V" => 4,
"W" => 4,
"X" => 8,
"Y" => 4,
"Z" => 10
}
@doc """
Calculate the scrabble score for the word.
"""
@spec score(String.t()) :: non_neg_integer
def score(word) do
word
|> String.upcase()
|> String.graphemes()
|> Enum.reduce(0, &(Map.get(@en_scores, &1, 0) + &2))
end
end