: The string Code1234 followed by a Windows newline ( \r\n ) or Code12345 followed by a Unix newline ( \n ). Different operating systems use different line endings , which can change the character count while maintaining the same 10-byte file size. 2. Significance in Programming & Security

# Write exactly 10 bytes to a file with open("code.txt", "wb") as f: f.write(b"A" * 10)