#include <fstream>
#include <algorithm>

#include <cstdio>
using namespace std;

const int MAX_N = 3000002;

int N, K, sol;
int v[MAX_N];

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 + 1, v + N + 1);
    sol = v[K];

    printf("%d\n", sol);

    return 0;
}