#include <bits/stdc++.h>

#define MOD 1000000017
using namespace std;
long long ans = 0;
int a[(int) 3e6 + 5];
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", &a[i]);
    nth_element(a + 1, a + 1 + k, a + 1 + n);
    printf("%d", a[k]);
    return 0;
}