#include<stdio.h>
struct Point{
    int x;
    int y;
}

int main(){
    int N;
    scanf("%d", &N);
    struct Point points[101];
    for(int i=0; i<N; i++){
        scanf("%d %d", &points[i].x, &points[i].y);
    }
    printf("%d %d", points[0].x, points[2].y);
    return 0;
}