Problems by Don Reble

Submissions Users
Name   Total Acc. Ratio Fastest Total Acc. Ratio Difficulty
Magic Bitstrings 103 46 45% 0.00 41 35 85% 4.1
Semi-prime H-numbers 348 134 39% 0.01 106 86 81% 5.1
So you want to be a 2^n-aire? 412 262 64% 0.00 232 195 84% 2.7