Dungeon_Eater/main.py

with open('data.txt', 'r') as file:
    lines = file.readlines()

transformed_lines = [line.upper() for line in lines]

with open('output.txt', 'w') as output_file:
    output_file.writelines(transformed_lines)

print("Данные успешно преобразованы и записаны в файл output.txt")