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

using namespace std;

int n,k,nr;
vector<int> v;

int main()
{
    freopen("sdo.in","r",stdin);
    freopen("sdo.out","w",stdout);
    scanf("%d%d",&n,&k);
    for(int i=1;i<=n;i++)
    {
        scanf("%d",&nr);
        v.push_back(nr);
    }
    nth_element(v.begin(),v.begin()+k,v.begin()+n+1);
    printf("%d",v[k]);
    return 0;
}