#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, &points[i].y);
    }
    if(n >= 3)
    printf("%d %d", points[0].x, )
}