#include <stdio.h>
#include <algorithm>
#include <vector>
using namespace std;
std::vector<int> a;
int n,k,x;
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",&x);
        a.push_back(x);
    }
    nth_element(a.begin(),a.begin()+k-1,a.end());
    printf("%d",a[k-1]);
    return 0;
}