// #include <bits/allocator.h> // Temp fix for gcc13 global pragma
// #pragma GCC target("avx2,bmi2,popcnt,lzcnt")
// #pragma GCC optimize("O3,unroll-loops")
#include <bits/stdc++.h>
// #include <x86intrin.h>
using namespace std;
using namespace numbers;
#ifdef LOCAL
	#include "Debug.h"
#else
	#define debug_endl() 42
	#define debug(...) 42
	#define debug2(...) 42
	#define debug_bin(...) 42
#endif
// Returns the largest integer k with x >= k * y
template<class T, class U> U floor_div(T x, U y){
	assert(y > 0);
	return x / y - (x % y < 0);
}
// Returns the smallest integer k with x <= k * y
template<class T, class U> U ceil_div(T x, U y){
	assert(y > 0);
	return x / y + (x % y > 0);
}
template<class T> T &ctmin(T &x){ return x; }
template<class T, class Head, class ...Tail> T &ctmin(T &x, const Head &h, const Tail &... t){ return ctmin(x = min<T>(x, h), t...); }
template<class T> T &ctmax(T &x){ return x; }
template<class T, class Head, class ...Tail> T &ctmax(T &x, const Head &h, const Tail &... t){ return ctmax(x = max<T>(x, h), t...); }

// std::chunk_by cuz AtCoder is stuck on 3 years old gcc
vector<vector<int>> chunk_by(auto data, auto eq){
	vector<vector<int>> chunks;
	for(auto l = data.begin(); l != data.end(); ){
		auto r = next(l);
		vector<int> chunk{*l};
		while(r != data.end() && eq(*prev(r), *r)){
			chunk.push_back(*r);
			r = next(r);
		}
		chunks.push_back(chunk);
		l = r;
	}
	return chunks;
}



int main(){
	cin.tie(0)->sync_with_stdio(0);
	cin.exceptions(ios::badbit | ios::failbit);
	auto solve_testcase = [&](auto testcase_id)->int{
		array<array<int, 2>, 3> a;
		for(auto j = 0; j < 2; ++ j){
			for(auto i = 0; i < 3; ++ i){
				cin >> a[i][j];
			}
		}
		ranges::sort(a);
		cout << min({
			1LL * a[1][1] * (a[1][0] - a[0][0]) + 1LL * a[2][1] * (a[2][0] - a[0][0]),
			1LL * a[0][1] * (a[1][0] - a[0][0]) + 1LL * a[2][1] * (a[2][0] - a[1][0]),
			1LL * a[0][1] * (a[2][0] - a[0][0]) + 1LL * a[1][1] * (a[2][0] - a[1][0])
		}) << "\n";
		return 0;
	};
	int testcase_count;
	cin >> testcase_count;
	for(auto testcase_id = 0; testcase_id < testcase_count; ++ testcase_id){
		solve_testcase(testcase_id);
	}
	return 0;
}

/*

*/