Добавлены файлы data.txt, script.py, README.md и .gitignore

data.txt

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+чипсы 
+шоколадка
+яблоко
+груша
+чизкейк

requirements.txt

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+numpy==2.2.3
+pandas==2.2.3
+python-dateutil==2.9.0.post0
+pytz==2025.1
+six==1.17.0
+tzdata==2025.1

script.py

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+with open("data.txt", "r") as file:
+    lines = file.readlines()
+
+lines = [line.strip().upper() for line in lines]
+
+with open("output.txt", "w") as file:
+    file.write("\n".join(lines))
+
+print("Файл output.txt успешно создан!")