#include<stdio.h>
struct point {
    int x;
    int y;
};
int main(){
    int n;
    scanf("%d", &n);
    struct point points[100];
    for(int i = 0; i < n; i++) {
        scanf("%d %d", &points[i].x, &point[i].y);
    }
    if(n >= 3)
    printf("%d %d", point[0].x, point[2].y);
    else
    printf("Input input");
    return 0;
}