Изменены data.txt, script.py

data.txt

@@ -0,0 +1,4 @@
+окно
+поезд
+где
+почему

script.py

@@ -0,0 +1,14 @@
+import re
+
+with open("data.txt", 'r', encoding="UTF-8") as f:
+    text = f.read()
+
+words = re.findall(r'\b\w+\b', text)
+print(words)
+
+sorted_words = sorted(words, key=len)
+
+with open("output.txt", "+w", encoding="UTF-8") as f:
+    for word in sorted_words:
+        print(word)
+        f.write(word + "\n")