Apply TR suggestions

Co-authored-by: Bartosz <[email protected]>

Author: martin-martin

python312-error-messages/decoder.py

@@ -2,11 +2,12 @@
 
 message = "Gunaxf sbe nyy gur nqqrq pynevgl va reebe zrffntrf, Cnoyb!"
 
-decoded_message = ""
+decoded_characters = []
 for character in message:
     if character.isalpha():
-        decoded_message += d.get(character, "")
+        decoded_characters.append(d.get(character, ""))
     else:
-        decoded_message += character
+        decoded_characters.append(character)
+decoded_message = "".join(decoded_characters)
 
 print(decoded_message)

python312-error-messages/encoder.py

@@ -4,11 +4,14 @@
 
 reverse_cypher_dict = {value: key for key, value in d.items()}
 
-encoded_message = ""
+
+encoded_characters = []
 for character in message:
     if character.isalpha():
-        encoded_message += reverse_cypher_dict.get(character, "")
+        encoded_characters.append(reverse_cypher_dict.get(character, ""))
     else:
-        encoded_message += character
+        encoded_characters.append(character)
+
+encoded_message = "".join(encoded_characters)
 
 print(encoded_message)