#include <iostream>
#include <stdio.h>
#include <algorithm>
#include <vector>

using namespace std;
FILE *f=fopen("sdo.in","r");
FILE *g=fopen("sdo.out","w");

int v[3000000],i,n,k;

int main()
{
      fscanf(f,"%d%d",&n,&k);
      for(i=1;i<=n;i++)
         fscanf(f,"%d",&v[i]);
        stable_sort(v+1,v+n+1);
      fprintf(g,"%d",v[k]);



     fclose;
	return 0;
}