#include <cstdio>
#include <algorithm>
#include <functional>
#include <vector>

using namespace std;

static const int NMAX = 5e5+5;

FILE *fin = freopen("sdo.in","r",stdin);
FILE *fout = freopen("sdo.out","w",stdout);

int n, k;
vector<int> v;

int main()
{
    scanf("%d%d",&n,&k);
    int x;
    for(int i = 1;i <= n; ++i){
        scanf("%d",&x);
        v.push_back(x);
    }

    nth_element(v.begin(),v.begin()+k-1 , v.end());
    printf("%d", v[k-1]);

    return 0;
}