题解 | #输入整型数组和排序标识,对其元素...#
输入整型数组和排序标识,对其元素按照升序或降序进行排序
https://www.nowcoder.com/practice/dd0c6b26c9e541f5b935047ff4156309
import java.util.*; import java.util.stream.Collectors; // 注意类名必须为 Main, 不要有任何 package xxx 信息 public class Main { public static void main(String[] args) { Scanner in = new Scanner(System.in); int count = in.nextInt(); // 技巧 List<Integer> list = new ArrayList<>(count); while (count > 0) { count--; list.add(in.nextInt()); } boolean asc = in.nextInt() == 0; if (asc) { Collections.sort(list); } else { Collections.sort(list, Collections.reverseOrder()); } System.out.println(list.stream() .map(String::valueOf) .collect(Collectors.joining(" "))); } }