1 package com.hp.io; 2  3 import java.util.Scanner; 4  5 public class XuanZe { 6     public static void main(String[] args) { 7         Scanner s = new Scanner(System.in); 8         System.out.println("请输入数组的个数"); 9         int a = s.nextInt();10         int[] b = new int[a];11         System.out.println("输入数组中的元素：");12         for (int i = 0; i < b.length; i++) {      //数组中的元素进行操作后都要遍历13             b[i] = s.nextInt();14         }15         for (int i = 0; i < b.length - 1; i++) {16             for (int j = i + 1; j < b.length; j++) {17                 if (b[i] > b[j]) {18                     int temp = b[i];19                     b[i] = b[j];20                     b[j] = temp;21                 }22             }23         }24         for (int k = 0; k < b.length; k++) {25             System.out.println(b[k] + " ");26         }27     }28 }

 1 package com.hp.io; 2  3 import java.util.Scanner; 4  5 public class MaoPao { 6     public static void main(String[] args) { 7         Scanner s = new Scanner(System.in); 8         System.out.println("请输入数组的个数"); 9         int a = s.nextInt();10         int[] b = new int[a];11         System.out.println("输入数组中的元素："); //对数组中元素进行遍历12         for (int i = 0; i < b.length; i++) {13             b[i] = s.nextInt();   //数组b的元素就是输入的元素14         }15         for (int i = 0; i < b.length - 1; i++) {16             for (int j = i + 1; j < b.length; j++) {17                 if (b[i] > b[j]) {18                     int temp = b[i]; 19                     b[i] = b[j];20                     b[j] = temp;21                 }22             }23         }24         for (int k = 0; k < b.length; k++) {   //打印的时候还还要求数组进行遍历25             System.out.println(b[k] + " ");26         }27     }