#include <stdio.h>
#include <stdlib.h>

int main()
{
    int places;
	scanf("%d", &places);

	int coordinates[places][2];
	int i;
	for(i=0; i<places; i++){
		if(scanf("%d %d" ,&coordinates[i][0], &coordinates[i][1]) != 2){
	   		printf("Invalid input");
	   		exit(0);
		}
	}

	int devices;
	int coliders;
	if(scanf("%d %d" ,&devices, &coliders) != 2){
	   printf("Invalid input");
	   exit(0);
	}

	int targets[coliders][2];
	int j;
	for(j=0; j<coliders; j++){
		if(scanf("%d %d" ,&targets[j][0], &targets[j][1]) != 2){
	   		printf("Invalid input");
	   		exit(0);
		}
	}
    return 0;
}