#include <cstdio> 
#include <vector> 
#include <algorithm> 
using namespace std; 
 
vector <int> V; 

int main()  
{ 
int i, x, N,k; 
freopen("sdo.in","r",stdin); 
freopen("sdo.out","w",stdout); 
scanf("%d",&N); 
scanf("%d",&k); 
   
for(i=1; i<=N; ++i)     
{ scanf("%d",&x);        
  V.push_back(x);    }   

sort(V.begin(),V.end());         
printf("%d ",V[k-1]);     
return 0; 
}