weixin_44186791的博客

public class 排序 { public static void main(String[] args) { int a[] = {100,99,98,87,65,54,21,12,1}; System.out.println("排序前："); for (int i = 0; i < a.length; ++i) { System.out.print(a[i] + " "); } long start = System.nanoTime();