boj 3009

#include <bits/stdc++.h>
using namespace std;

int main(void) {
	int x[10] = {}, y[10] = {}, a, b;
	for (int i = 0; i < 3; i++) {
		cin >> x[i] >> y[i];
	}
	if (x[0] == x[1]) a = x[2];
	if (x[0] == x[2]) a = x[1];
	if (x[1] == x[2]) a = x[0];
	if (y[0] == y[1]) b = y[2];
	if (y[0] == y[2]) b = y[1];
	if (y[1] == y[2]) b = y[0];
	cout << a << " " << b;
}