对 10 个数进行排序

package cskaoyan;
 
public class cskaoyan28 {
    @org.junit.Test
    public void sort() {
        java.util.Scanner in = new java.util.Scanner(System.in);
        int[] arr = new int[10];
        System.out.println("请输入10个数字:");
        for (int i = 0; i < arr.length; i++) {
            arr[i] = in.nextInt();
        }
 
        selectionSort(arr);
 
        for (int i = 0; i < arr.length; i++) {
            System.out.print(arr[i] + " ");
        }
 
        in.close();
    }
 
    private void selectionSort(int[] arr) {
        for (int i = 0; i < arr.length - 1; i++) {
            int min = i;
 
            for (int j = i + 1; j < arr.length; j++) {
                if (arr[j] < arr[min]) {
                    min = j;
                }
            }
 
            if (min != i) {
                int temp = arr[i];
                arr[i] = arr[min];
                arr[min] = temp;
            }
        }
    }
}