english: Idon'tknowIdon'tknowIdon'tknowIIdon'tknowIdon'tkno wIdon'tknowIdon'tknowdon'tknowIdon'tknowIdon'tknow Idon'tknowIdon'tknow
non_english: Ñoù laø nhöõng ñoaïn chöông trình ñoäc laäp thöïc hieän moät chöùc naêng naøo ñoù maø coù theå