#include <bits/stdc++.h>
using namespace std;

const int NMAX = 3000005;

int v[NMAX];

int main(void) {
    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+1+k, v+1+n);

    printf("%d\n",v[k]);

    fclose(stdin);
    fclose(stdout);
    return 0;
}