import java.util.Arrays; public class Sort { public static void main(String[] args) { int[] a = new int[]{18, 62, 68, 85, 65, 9}; System.out.println("排序之前 :"); System.out.println(Arrays.toString(a)); Arrays.sort(a); System.out.println("排序之后 :"); System.out.println(Arrays.toString(a)); } }