#include <iostream>
#include <iomanip>
#include <cmath>

using namespace std;

int main(){
	int n,k,j,t,i,a[1000],s[1000]{0};
	bool f=false;
	cin>>n>>k;
	for(i=0;i<n;i++){
		cin>>a[i];
	}
	for(i=0;i<n;i++){
	 for(j=0;j<n-i-1;j++){
	 	if(a[j]<a[j+1]){
	 		t=a[j];
	 		a[j]=a[j+1];
	 		a[j+1]=t;
		 }
	 }
}
    cout<<a[k-1]<<endl;	
} 
/**************************************************************
	Problem: 1172
	User: admin
	Language: C++
	Result: Accepted
	Time:10 ms
	Memory:2072 kb
****************************************************************/