11:47 am
drwho
Phil: your question about range of scores for the various difficulty levels is answered at my website. You can get the URL from my IronSudoku bio. What you are looking for is at the bottom of the page of IronSudoku scores.
11:54 am
drwho
Difficulty score 17. No green.
1:20 pm
UnikeTheHunter
Started out moderately puzzling, but turned EZPZ. 15 for me.
8:38 pm
Phil
thanks dr who, very interesting