#include <cstdio>
#include <algorithm>

using namespace std;

#define NMAX 3000005

int N,K,Sol,V[NMAX];

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",&V[i]);

    nth_element(V + 1, V + K, V + N + 1);

    printf("%d\n",V[K]);

    return 0;
}