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morse_decoder.rb
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36 lines (33 loc) · 1.27 KB
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def decode_char(mcode)
morsecode = { '.-' => 'A', '-...' => 'B', '-.-.' => 'C', '-..' => 'D', '.' => 'E',
'..-.' => 'F', '--.' => 'G', '....' => 'H', '..' => 'I', '.---' => 'J',
'-.-' => 'K', '.-..' => 'L', '--' => 'M', '-.' => 'N', '---' => 'O',
'.--.' => 'P', '--.-' => 'Q', '.-.' => 'R', '...' => 'S', '-' => 'T',
'..-' => 'U', '...-' => 'V', '.--' => 'W', '-..-' => 'X', '-.--' => 'Y',
'--..' => 'Z', '-----' => '0', '.----' => '1', '..---' => '2', '...--' => '3',
'....-' => '4', '.....' => '5', '-....' => '6', '--...' => '7', '---..' => '8',
'----.' => '9', '.-.-.-' => '.', '--..--' => ',', '..--..' => '?' }
morsecode[mcode]
end
def decode_word(mword)
letters = mword.split
words = ''
letters.each do |letter|
words += decode_char(letter)
end
words
end
def decode_message(message)
words = message.split(' ')
d_message = ''
words.each do |word|
d_message += "#{decode_word(word)} "
end
d_message
end
puts decode_char('.-')
puts decode_char('..')
puts decode_word('-- -.--')
puts decode_word('.-- .')
puts decode_message('-- -.-- -. .- -- .')
puts decode_message(' .- -... --- -..- ..-. ..- .-.. .-.. --- ..-. .-. ..- -... .. . ...')