#include<cstdio>
#include<algorithm>
using namespace std;

const int NMAX=3000005;
int v[NMAX];

int main(){
    freopen("sdo.in","r",stdin);
    freopen("sdo.out","w",stdout);
    int n,k;
    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", v[k]);
    return 0;
}