35 输入数组,最大的与第一个元素交换,最小的与最后一个元素交换,输出数组

 1    public class _035ExchangeArray {
 2 
 3     public static void main(String[] args) {
 4         exchangeArray();
 5     }
 6 
 7     private static void exchangeArray() {
 8         final int N = 8;
 9 
10         int[] a = new int[N];
11 
12         Scanner scanner = new Scanner(System.in);
13 
14         System.out.println("请输入8个整数 :");
15 
16         for (int i = 0; i < N; i++) {
17             a[i] = scanner.nextInt();
18         }
19 
20         // 获得输入的八个数字
21         System.out.println("你输入的数组为:");
22         for (int i = 0; i < N; i++) {
23             System.out.print(a[i] + " ");
24         }
25 
26         // 输出输入的数组
27         int max = 0, min = 0;
28         for (int j = 0; j < N; j++) {
29             if (a[j] > a[max]) {
30                 max = j;
31             }
32         }
33         int temp = a[0];
34         a[0] = a[max];
35         a[max] = temp;
36 
37         for (int j = 0; j < N; j++) {
38             // 找出最大数和最小数的下标
39             if (a[j] < min) {
40                 min = j;
41             }
42         }
43 
44         int temp1 = a[N - 1];
45         a[N - 1] = a[min];
46         a[N - 1] = temp1;
47 
48         System.out.println("
交换后的数组为:");
49         for (int k = 0; k < N; k++) {
50             System.out.print(a[k] + " ");
51         }
52     }
53 }