/* package whatever; // don't place package name! */
import java.util.Arrays;
import java.util.*;
import java.lang.*;
import java.io.*;
 
/* Name of the class has to be "Main" only if the class is public. */
class Ideone
{
	public static void main (String[] args) throws java.lang.Exception
	{
		// your code goes here
		Scanner sc=new Scanner(System.in);
		int n=sc.nextInt();
		int a[]=new int[n];
		int k=sc.nextInt();
		for(int i=0;i<n;i++)
		{
			a[i]=sc.nextInt();
		}
		Arrays.sort(a);
		System.out.println(a[k-1]);
	}
}

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

NQozCjEKMgozCjQKNQ==

5
3
1
2
3
4
5