#include<bits/stdc++.h>

using namespace std;

int main(){

int a[20]={0,1,2,3,4,5,6,7,8,9,0},b;

cin>>b;

for(int i=0;i<=b;i++){

	cin>>a[i];

#include<bits/stdc++.h>

using namespace std;

int main(){

	int a[20]={0,1,2,3,4,5,6,7,8,9,0},b;
  
	cin>>b;
  
	for(int i=0;i<=b;i++){
  
		cin>>a[i];
    
	}
  
	for(int j<=b;j>=0;j--){
  
		cout<<a[i-1];
    
	}
  
	return 0;
  
}

}

for(int j<=b;j>=0;j--){

	cout<<a[i-1];

}

return 0;

}