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


int main(){
	vector<int> ar(3);
	ar[0] = 0; ar[1] = 1; ar[2] = 2;
	vector<int> X(3), Y(3);
	for (int i = 0; i < 3; i++)
	{
		cin >> X[i] >> Y[i];
	}

	do{
		int dy = Y[ar[1]] - Y[ar[0]];
		int dx = X[ar[1]] - X[ar[0]];
		if (Y[ar[2]] == Y[ar[1]] + dx && X[ar[2]] == X[ar[1]] - dy){
			int Y3 = Y[ar[2]] - dy;
			int X3 = X[ar[2]] - dx;
			cout << X3 << " " << Y3 << endl;
			cout<<ar[0]<<ar[1]<<ar[2]<<endl;
			return 0;
		}

	} while (next_permutation(ar.begin(), ar.end()));
	cout << -1 << endl;
}