Java冒泡排序

package com.lanxi.demo4;

import java.util.Random;

public class Maopao {
	public static void main(String[] args) {
		Random r=new Random();		
		int[] num=new int[7];
		for (int i = 0; i < num.length; i++) {
			num[i]=r.nextInt(10);
		}
		for (int i = 0; i < num.length-1; i++) {
			for (int j = 0; j < num.length-i-1; j++) {
				if (num[j]>num[j+1]) {
					int team=num[j];
					num[j]=num[j+1];
					num[j+1]=team;
				}
			}
		}
		for (int i = 0; i < num.length; i++) {
			System.out.print(num[i]+" ");
		}
	}
}