//#include<fstream>
#include<cstdio>
#include<algorithm>
#include<vector>

using namespace std;

//ifstream in("sdo.in");
//ofstream out("sdo.out");

int k,n,x,i;
vector<int> a(5000005);

int main()
{
    freopen("sdo.in","r",stdin);
    freopen("sdo.out","w",stdout);
    //in>>n>>k;
    scanf("%d%d",&n,&k);
    for (i=1;i<=n;i++)
        scanf("%d",&a[i]);
        //in>>a[i];

    nth_element(a.begin()+1,a.begin()+k,a.begin()+n+1);
    //out<<a[k];
    printf("%d",a[k]);
}