de hom khac ranh post han doan code , hum nay dag ban on thi :(
Type: Posts; User: superhacker_97; Keyword(s):
de hom khac ranh post han doan code , hum nay dag ban on thi :(
minh bik moi y dau tien :chuyen so n sang kieu xau bang cau lenh str. sau do in st[n] la on