//#include <iostream>
#include <set>
#include <stack>
#include <queue>
#include <cmath>
#include <cstdio>
#include <vector>
#include <bitset>
#include <limits>
#include <fstream>
#include <cstring>
#include <iomanip>
#include <cstdlib>
#include <algorithm>
using namespace std;
ifstream cin("sdo.in");
ofstream cout("sdo.out");

#define nmax 3000010
#define mod 1000007
#define mp make_pair
#define pb push_back
#define pii pair<int,int>
#define inf numeric_limits<int>::max()
#define forv(v,it) for (vector<int>::iterator it=v.begin();it!=v.end();it++)

int n,k,a[nmax];

int main()
{
    int i;
    cin>>n>>k;
    for (i=1;i<=n;i++)
        cin>>a[i];
    nth_element(a+1,a+k+1,a+n+1);
    cout<<a[k];
}