#include <stdio.h>
#include <algorithm>
using namespace std;

int v[3000001];

int main()
{
    FILE *fin, *fout;

    fin = fopen("sdo.in", "r");
    fout = fopen("sdo.out", "w");

    int n, k;
    fscanf(fin, "%d%d", &n, &k);

    for(int i = 1; i <= n; i++)
        fscanf(fin, "%d", &v[i]);

    nth_element(v + 1, v + k, v + n + 1);

    fprintf(fout, "%d", v[k]);

    return 0;
}