#include<stdio.h>
int main(){
    int N;
    scanf("%d",&N);
    int x, y;
    int first_x,third_y;
    for(int i=1; i<= N; i++){
        scanf("%d %d %d",&x,&y);
        if(i == 1){
            first_x=x;
        }
        if(i == 3){
            third_y = y;
    }
}
printf ("%d %d\n",first_x,third_y);
return 0;
}