Bài 05 /* *In ra man hinh tat ca cac hop so 1) { ("hop so la"+k); } } } } Bài 06 /* *In ra man hinh 15 so nguyen to dau tien **/ public class bai06 { public static void main(String[] args) { int k=0,n,dem,j=0;// khai bao cac bien, dat ja tri ban dau cho cac bien can thiet while (j 1 bat ki ( da gan truoc do) *In ra khai trien thanh tich cac so nguyen to tinh tu nho den lon *Vd 9-- *12-- */ Cách 1 dùng for public class bai13 {.