java冒泡排序

package replace;

import java.text.ParseException;
import java.text.SimpleDateFormat;
import java.util.Date;
import java.util.Scanner;

/**
* 冒泡排序
*/
public class test {
public static void main(String[] args) {
String s = new Scanner(System.in).next();
String[] split = s.split(",");
int[] arr = new int[split.length];
for (int i = 0; i < split.length; i++) {
arr[i]=Integer.parseInt(split[i]);
}
//    //控制台输入三个数字，回车
//    arr[0] = new Scanner(System.in).nextInt();
//    arr[1] = new Scanner(System.in).nextInt();
//    arr[2] = new Scanner(System.in).nextInt();
for (int i=0 ;i< arr.length-1 ;i++) {
for (int j = 0; j < arr.length-1-i; j++) {
//从大到小排序
//从小到大排序只需要改变下符号即可
if(arr[j]>arr[j+1]){
int temp = arr[j];
arr[j]=arr[j+1];
arr[j+1] = temp;
}
}
}
for (int i = 0; i < arr.length; i++) {
System.out.print(arr[i] +" ");
}
}