#include <iostream>
#include <cstring>
#include <algorithm>

using namespace std;

int n,k;
int a[100010];

int main()
{
    cin>>n>>k;
    for (int i = 0; i < n; i ++ )
        cin>>a[i];
    sort(a,a+n);
    cout<<a[k-1];
    return 0;
}