java循环入门练习

解题思路:

注意事项:

参考代码:

import java.util.Scanner;

public class Main {

public static void main(String[] args) {

// TODO Auto-generated method stub

Scanner scanner=new Scanner(System.in);

int n=scanner.nextInt();

System.out.println("1");

for (int i = 2; i <= n; i++) {

System.out.print(i+" ");

for (int j = 1; j < i; j++) {

if (i%j==0) {

System.out.print(j+" ");

}

}

System.out.println();

}

}

}