题解 | #输入n个整数，输出其中最小的k个#

import java.util.*;
public class Main {
        public static void main(String[] args) {
            Scanner sc = new Scanner(System.in);
            while(sc.hasNextInt()) {
                int n = sc.nextInt();
                int k = sc.nextInt();
                int[] a = new int[n];
                for(int i= 0; i< n; i++) {
                    a[i] = sc.nextInt();
                }
                Arrays.sort(a);
                for (int i =0; i<k; i++) {
                    System.out.print(a[i] + " ");
                }
                System.out.println("");
            }
        }
}