iihkhjugggggggggggggggggggggggggggggggggggggggggggggggguuuuuuuuuuuuuuuuuuuuuuuj
Tham khảo câu hỏi tương tự nếu bn muốn nhanh, bài này cx đơn giản mà
ai nhanh va dung nhat minh cho 1 kkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkk