#include<stdio.h>
typedef  struct  num
{
    int x;
    int y;
} th;
int main()
{
    int size,i;
    scanf("%d",&size);
    if(size<0)
    {
        printf("Invalid input");
        return 0;
    }
    for(i=0;i<=size;i++)
    {
        scanf("%d",&arr[i].x);
        scanf("%d",&arr[i].y);
    }
    printf("%d %d",arr[0].x,arr[1].y);
    return 0;
}