#include  
using namespace std;

int main(){
      const int size = 10;
      int k = 3; //Can be any number smalled than size
    int array[size] = {5,2,8,34,73,82,1,6,19,29};
    sort(array,array+size);
    int smallestKthElement = array[k-1];    
    int largestKthElement = array[size-k];
}