1. // 对数器
    2. public class DataChecker {
    3.     // 创建一个随机数组
    4.     static int[] generateRandomArray() {
    5.         Random r = new Random();
    7.         int[] arr = new int[10];
    9.         for (int i = 0; i < arr.length; i++) {
    10.             arr[i] = r.nextInt(10);
    11.         }
    12.         return arr;
    13.     }
    15.     static void check() {
    16.         // 拷贝一份，后续做比较
    17.         int[] array = generateRandomArray();
    18.         int[] array2 = new int[array.length];
    19.         System.arraycopy(array,0,array2,0,array.length);
    21.         Arrays.sort(array);
    22.         SelectionSort.sort(array2);
    24.         boolean same = true;
    26.         for (int i = 0; i < array2.length; i++) {
    27.             if (array[i] != array2[i]) {
    28.                 same = false;
    29.             }
    30.         }
    32.         System.out.println(same == true ? "right" : "wrong");
    34.     }
    36.     public static void main(String[] args) {
    37.         check();
    38.     }
    40. }