// editor3
#include<stdio.h>
struct point
{
    int x;
    int y;
};
int main()
{
 int N;
 scanf("%d",&N);
 struct Point p[N];
 for(int i=0;i<N;i++)
{
    scanf("%d %d",&p[i].x,&p[i].y);
}
printf("%d %d",p[0].x,p[2].y);
return 0;
}