public class ZXY1 { public static void main(String[] args) { int[] a = { 15, 9, 5, 10, 1, 5, 6, 3,4, 2 }; System.out.println("原始数组："); for (int i = 0; i < a.length; i++) System.out.print(a[i] + " "); for (int i = 0; i < a.length; i++) for (int j = i; j < a.length; j++) { if (a[i] < a[j]) { int tmp = a[i]; a[i] = a[j]; a[j] = tmp; } } System.out.println("\n" + "排序后数组："); for (int i = 0; i < a.length; i++) System.out.print(a[i] + " "); } }