4 ms·
It would take at least a nanosecond for each position. Given that 6x6 already has 62567386502084877, it would take at least 724 days. To take "practically forev
by tromp 12y ago
It would take at least a nanosecond for each position. Given that 6x6 already has 62567386502084877, it would take at
least 724 days. To take "practically forever", 7x7 more than suffices:)