#include <iostream>
#include <fstream>

using namespace std;
int n,m;
int a[50001]
int intrebari[50001][2];

int main ()
{
	ifstream in ("cautbin.in");
	in>>n;
	for (int i = 0; i< n; i++) {
		in>>a[i];
	}
	in>>m;
	for (int i = 0; i < m; i++) {
		in>>intrebari[i][1]>>intrebari[i][2];
	}
	for (int i =0; i< m; i++) {
		cout<<intrebari[i][1]<<intrebari[i][2]<<"\n";
	}
}