#include<bits/stdc++.h>
using namespace std;
int main(){
	int n,i,k,l;
	cin>>n>>k;
	int a[n];
	for(i=0;i<n;i++){
		cin>>a[i];
	}
	for(l=n-1;l>=1;l--){
		for(i=0;i<l;i++){
			if(a[i]<a[i+1]){
				swap(a[i],a[i+1]);
			}
		}	
	}
	cout<<a[k-1];
	return 0;
}

/**************************************************************
	Problem: 1172
	User: zouliangyin
	Language: C++
	Result: Accepted
	Time:7 ms
	Memory:2072 kb
****************************************************************/