#include <stdio.h>

int main() {
    scanf("%d", &N);
    
    int x, y;
    int firstX, thirdY;
    
    for (*int i = 1; i <= N; i++) {
        scanf("%d %d, &x, &y);
        
        if (i == 1)
             firstX = x;
        if (i == 3)
            thirdY = y;
    }
    
    printf("%d %d\n",firstX,thirdY);
    return 0;
}