Here are my PRs for all the grid sizes, you can click on the PR: X label to copy all your times

3x3: 0.87

4x4: 1.7

5x5: 3.4

6x6: 8.3

This looks like a perfect game to play on Reddit. Check out developers.reddit.com

im looking at your comment history[1] and you seem to be very interested in promoting this platform ;)

[1] https://news.ycombinator.com/threads?id=edgarneto