题解 | #输入n个整数，输出其中最小的k个#

import java.util.*;

// 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 scanner = new Scanner(System.in);
        while (scanner.hasNext()){
            int n = scanner.nextInt();
            int k = scanner.nextInt();
            ArrayList<Integer> integers = new ArrayList<>();
            for (int i = 0; i <n; i++) {
                int i1 = scanner.nextInt();
                integers.add(i1);
            }
            Collections.sort(integers);
            for (int i = 0; i <k; i++) {
                System.out.print(integers.get(i)+" ");
            }
        }
    }
}