题解 | #输入n个整数，输出其中最小的k个#

import java.io.BufferedReader;
import java.io.IOException;
import java.io.InputStream;
import java.io.InputStreamReader;
import java.time.LocalDateTime;
import java.util.*;
import java.util.stream.IntStream;
import java.util.stream.Stream;


public class Main {
    public static void main(String[] args) throws IOException {

        //testCompletePack();
        testTh();
    }

    private static void testTh() throws IOException {
        BufferedReader bf = new BufferedReader(new InputStreamReader(System.in));
        String str;
        while ((str = bf.readLine()) != null) {
            String[] strings = str.split(" ");
            String b = bf.readLine();
            String[] split = b.split(" ");
            int[] integers = new int[split.length];
            for (int i = 0; i < split.length; i++) {
                integers[i] = Integer.parseInt(split[i]);
            }
            int[] opop = (int[]) Arrays.stream(integers).sorted().toArray();
            for (int i = 0; i < Integer.parseInt(strings[1]); i++) {
                System.out.print(opop[i] + " ");
            }
        }
    }

}