#include<stdio.h>
struct point
{
    int x;
    int y;
};
int main()
{
    int N;
    scanf("%d", &N);
    struct pointp[100];
    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;
}