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#include <iostream>
#include <fstream>
#include <vector>
#include <string>
#include <iomanip>
using namespace std;
float func(float a,float b) {
	return 0;
}
int main(){
	ifstream in("input.txt");
	ofstream out("result.txt");
	pair <int, int> A;
	pair <int, int> B;
	pair <int, int> C;
	pair <int, int> D;
	in >> A.first >> A.second;
	in >> B.first >> B.second;
	in >> C.first >> C.second;
	in >> D.first >> D.second;
	float W, H;
	W = D.first - A.first;
	H = B.second - A.second;
	out <<W*H << ' ' << W * 2 + H * 2 << '\n' << A.first + W / 2.0 << ' ' << A.second + H / 2.0;
}