47 lines
1.4 KiB
Elixir
47 lines
1.4 KiB
Elixir
defmodule StringsAndBinaries do
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def ascii_printable?(char_list) do
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List.ascii_printable?(char_list)
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end
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def custom_ascii_printable?(char_list) do
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# every character in char list must between 32 and 126
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Enum.all?(char_list, &(32 <= &1 and &1 <= 126))
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end
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def anagram?(word1, word2) do
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# An anagram is a word or phrase formed by rearranging the letters of a different word or phrase, typically using all the original letters exactly once.
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Enum.sort(String.to_charlist(word1)) == Enum.sort(String.to_charlist(word2))
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end
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def calculate(expression) do
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# this might be a bit dirty, but it solves the issue.
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[a, operator, b] = ~w[ #{expression} ]
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a = String.to_integer(a)
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b = String.to_integer(b)
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case operator do
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"+" -> add(a, b)
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"-" -> substract(a, b)
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"*" -> multiply(a, b)
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"/" -> divide(a, b)
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end
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end
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defp add(a, b), do: a + b
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defp substract(a, b), do: a - b
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defp multiply(a, b), do: a * b
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defp divide(a, b), do: a / b
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def center(dqs_list) do
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longest = Enum.max_by(dqs_list, &String.length/1)
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Enum.map(dqs_list, &print_centered_string(&1, longest))
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end
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defp print_centered_string(dqs, center_string) do
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offset = (String.length(center_string) - String.length(dqs)) / 2
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max_length = round(String.length(dqs) + Float.floor(offset))
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dqs_padding = String.pad_leading(dqs, max_length)
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IO.puts(dqs_padding)
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end
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end
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