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#include <bits/stdc++.h>
using namespace std;
ifstream fin ("sdo.in");
ofstream fout ("sdo.out");
void usain_bolt()
{
ios::sync_with_stdio(false);
fin.tie(0);
}
const int N = 3e6 + 5;
int a[N];
int main()
{
usain_bolt();
int n, k;
fin >> n >> k;
for(int i = 1; i <= n; ++i) {
fin >> a[i];
}
nth_element(a + 1, a + k, a + 1 + n);
fout << a[k];
return 0;
}