#include<iostream>
using namespace std;

int main(){
  
  vector<int>v(32);
   int p;
  
  for(int i =0;i<32;i++)
  {
    cin>>p;
    v.push_back(p);
  }
  
  int k;
  cin>>k;
  
  cout<<v[k+1]<<endl;
  
  
}