1with open("data.txt") as f: 2 first_line = f.readline() 3 user_number = int(first_line) 4 user_number_squared = user_number ** 2 5 print(f"{user_number}^2 = {user_number_squared}") 6 for i in range(1, user_number): 7 if i % 2 == 0: 8 print(f"{i/3:.2f}") 9