#include<bits/stdc++.h>
using namespace std;
#define INIT  ios_base :: sync_with_stdio(false); cin.tie(NULL); cout.tie(NULL);mt19937 rng(chrono::steady_clock::now().time_since_epoch().count());
#define mp make_pair
#define pb push_back
#define ft first
#define sc second
#define ll long long
#define pii pair<int, int>
#define count_bits __builtin_popcount

ifstream fin("sdo.in"); ofstream fout("sdo.out");
#define cin fin
#define cout fout


int t, n, m, k, q, l, r;
int a[3000010];

int32_t main(){
INIT
cin>>n>>k;
for(int i=0; i<n; i++){
    cin>>a[i];
}
nth_element(a, a+k, a+n );
cout<<a[k-1];

return 0;
}