ADD THE MORSE CODE MAP AND DECODER

lily4178993 · Nov 3, 2023 · 6804cc2 · 6804cc2
1 parent f22768e
commit 6804cc2
Showing 1 changed file with 52 additions and 0 deletions.
diff --git a/morse_code.rb b/morse_code.rb
@@ -0,0 +1,52 @@
+@code_to_char = {
+  '.-' => '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'
+}
+
+def decode_char(morse_code)
+  @code_to_char[morse_code] || '?'
+end
+
+def decode_word(morse_word)
+  morse_code_to_words = morse_word.split
+  word = ''
+  morse_code_to_words.each do |i|
+    word += decode_char(i)
+  end
+  word
+end
+
+def decode_sentence(morse_sentence)
+  morse_code_to_sentence = morse_sentence.split('   ')
+  sentence = ''
+  morse_code_to_sentence.each do |j|
+    sentence += "#{decode_word(j)} "
+  end
+  sentence.chop
+end
+
+puts decode_sentence('.-   -... --- -..-   ..-. ..- .-.. .-..   --- ..-.   .-. ..- -... .. . ...')