UVa 11044 - Searching for Nessy

// UVa 11044 - Searching for Nessy

#include <iostream>
using namespace std;

int main() {
	int n, m, t;
	for (cin >> t; t; t--) {
		cin >> n >> m;
		cout << (n / 3) * (m / 3) << endl;
	}
	return 0;
}