3 ms·
This is really interesting! Thanks for sharing. What are the average number of moves per puzzle in the top groups? Do they all end up being 5+ moves or can ther
by bradly 6y ago
This is really interesting! Thanks for sharing. What are the average number of moves per puzzle in the top groups? Do they all end up being 5+ moves or can there be 2800+ puzzles with only 2 or three moves?
- drw 6y agoThere certainly can be short difficult puzzles, but as I mentioned elsewhere, I think the current 4000-rated puzzles look like outliers and may be removed. +----------------+---------+-------------------+ | ratings_band | count | avg_move_count | |----------------+---------+-------------------| | ... | | | | 3000-3099 | 917 | 3.9400 | | 3100-3199 | 434 | 4.1244 | | 3200-3299 | 282 | 4.2766 | | 3300-3399 | 144 | 4.7500 | | 3400-3499 | 206 | 4.9515 | | 3500-3599 | 131 | 4.9237 | | 3600-3699 | 104 | 5.0481 | | 3700-3799 | 86 | 5.3256 | | 3800-3899 | 114 | 6.4035 | | 3900-3999 | 43 | 5.9302 | | 4000+ | 5 | 1.6000 | +----------------+---------+-------------------+