#include<bits/stdc++.h>

#define forn(i,n) for(i=0;i<n;++i)

using namespace std;

int main()
{
    ios::sync_with_stdio(false);
    cin.tie();
    //freopen("input.txt","r",stdin);
    //freopen("output.txt","w",stdout);
    int n,k;
    cin>>n>>k;
    int a[n],i;
    forn(i,n)
        cin>>a[i];
    nth_element(a,a+k,a+n);
    cout<<a[k];
    return 0;
}