#include<cstdio>
#include<algorithm>
#include<vector>
using namespace std;
int main()
{
	int x,k,n;
	vector<int> a;
freopen("sdo.in","r",stdin);
freopen("sdo.out","w",stdout);
scanf("%d%d",&n,&k);
for(int i=0;i<n;i++)
{
	scanf("%d",&x);
	a.push_back(x);
}
nth_element(a.begin(),a.begin()+k-1,a.end());
printf("%d",a[k-1]);
return 0;
}