Problems by Piotr Rudnicki

	Submissions				Users
Name	Total	Acc.	Ratio	Fastest	Total	Acc.	Ratio	Difficulty
Antiarithmetic?	1008	183	18%	0.01	245	133	54%	7.4
Ants	2685	1215	45%	0.00	939	834	89%	2.4
Bachet's Game	1703	958	56%	0.08	635	595	94%	1.9
Basic Remains	314	133	42%	0.02	119	106	89%	3.4
Brownie Points I	174	97	56%	0.02	86	76	88%	2.7
Closest Sums	2837	1117	39%	0.00	914	800	88%	2.9
Cutting a polygon	222	33	15%	0.00	41	24	59%	8.3
Ferry Loading IV	2238	674	30%	0.00	695	500	72%	3.7
How many 0's?	775	332	43%	0.00	304	229	75%	4.2
Knights in Fen	1602	576	36%	0.00	276	239	87%	2.8
Magic Bitstrings	66	24	36%	0.00	25	21	84%	5.2
Marbles On A Tree	758	303	40%	0.00	219	196	89%	2.9
Persistent Numbers	458	198	43%	0.02	160	129	81%	4.0
Rectilinear Polygon	41	13	32%	0.01	15	11	73%	6.7
Three Powers	1572	778	49%	0.00	619	574	93%	2.5
Tri Tiling	994	467	47%	0.00	373	347	93%	2.1
Watering Grass	1842	370	20%	0.02	314	231	74%	6.0