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Initial data commit

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Ingy döt Net 2023-07-01 11:58:00 -04:00
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Task/Dot-product/Elixir/dot-product.elixir Normal file
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defmodule Vector do
def dot_product(a,b) when length(a)==length(b), do: dot_product(a,b,0)
def dot_product(_,_) do
raise ArgumentError, message: "Vectors must have the same length."
end
defp dot_product([],[],product), do: product
defp dot_product([h1|t1], [h2|t2], product), do: dot_product(t1, t2, product+h1*h2)
end
IO.puts Vector.dot_product([1,3,-5],[4,-2,-1])