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

using namespace std;
vector <int> v;
int main()
{
    int x,n,k;
    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);
        v.push_back(x);
    }
    nth_element(v.begin(),v.begin()+k-1,v.end());
    printf("%d\n",v[k-1]);
    return 0;
}