import java.util.Arrays;public class ArrayControl { public static void main(String[] args) { int[] ns = {12, 9, 32, 36, 22, 87, 56, 99, 27, 66, 55}; //排序前: System.out.println("排序前:" + Arrays.toString(ns)); //升序排序后: Arrays.sort(ns); System.out.println("升序排序后:" + Arrays.toString(ns)); //使用冒泡排序法进行降序排列: for (int i = 0; i < ns.length - 1; i++) { for(int j=0;j<ns.length-i-1;j++){ if (ns[j] < ns[j + 1]) { int tmp = ns[j + 1]; ns[j + 1] = ns[j]; ns[j] = tmp; } } } //降序排序后: System.out.println("降序排序后:"+Arrays.toString(ns)); }}
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