#include <bits/stdc++.h>

using namespace std;
ifstream fin("sdo.in");
ofstream fout("sdo.out");
priority_queue<int> q;
int main()
{
    int n,k;
    fin>>n>>k;
    for(int i=0;i<n;i++){
        int x; fin>>x;
        q.push(x);
        if(q.size()>k) q.pop();
    }
    fout<<q.top();
    return 0;
}