题解 | #输入整型数组和排序标识#
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.*;
public class Main {
public static void main(String[] args) {
Scanner in = new Scanner(System.in);
int n = in.nextInt();
List<Integer> arr = new ArrayList<>();
while (n-- > 0) {
arr.add(in.nextInt());
}
arr.stream().sorted(in.nextInt() == 1 ? Comparator.reverseOrder() : Comparator.naturalOrder()).forEach(x -> System.out.print(x + " "));
}
}
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