打印2 到100 的所有质数,每行显示5 个质数。

package Jichuyufa;


public class Work007 {
    public static void main(String[] args) {
        int count = 0;
        for (int x =2; x <= 100; x++) {
            boolean flag = true;
            for (int i = 2; i <= x - 1; i++) {
                if (x%i==0){
                    flag=false;
                }
            }
            if (flag){
                System.out.print(x+"\t");
                count++;
                if (count%5==0){
                    System.out.println();
                }
            }
        }
    }
}