Problems

	Submissions				Users
Name	Total	Acc.	Ratio	Fastest	Total	Acc.	Ratio	Difficulty
Arctic Network	1452	519	36%	0.00	461	369	80%	4.5
A Real Challenge	7210	3438	48%	0.00	3331	3114	93%	1.6
Area of Effect	161	12	7%	1.93	24	10	42%	8.4
Are You Listening?	1383	381	28%	0.00	350	308	88%	2.9
Arithmetic	2768	789	29%	0.00	814	624	77%	3.9
Army Strength (Easy)	3358	1697	51%	0.00	1568	1413	90%	2.1
Army Strength (Hard)	3863	1984	51%	0.01	1455	1299	89%	2.3
Around and Around We Go	51	14	27%	0.00	25	13	52%	7.6
Around the track	57	14	25%	0.01	23	12	52%	8.5
Around the Track	265	35	13%	0.00	54	25	46%	8.3
A Royal Problem	23	6	26%	0.73	5	3	60%	7.1
Arranging Hat	292	115	39%	0.05	109	94	86%	4.4
Arranging Wine	268	75	28%	0.03	86	59	69%	4.4
Arriving on Time	390	111	28%	0.04	92	71	77%	7.2
Artur	369	83	22%	0.01	92	64	70%	5.6
Artwork	1031	366	35%	0.06	340	225	66%	6.2
A Safe Bet	259	74	29%	0.15	79	54	68%	6.9
Ascending Photo	754	111	15%	0.04	179	70	39%	8.3
ASCII Addition	1030	555	54%	0.00	458	433	95%	1.9
ASCII Figure Rotation	1766	543	31%	0.00	566	471	83%	3.8
As Easy as CAB	773	195	25%	0.00	186	148	80%	5.1
Aspen Avenue	1091	361	33%	0.00	269	179	67%	7.2
Assassins	246	85	35%	0.03	75	52	69%	6.8
Assembly Line	125	48	38%	0.90	49	36	73%	5.5
Assigning Workstations	6063	1349	22%	0.05	1011	868	86%	2.9
Assistant Ranking	65	11	17%	0.09	21	9	43%	7.8
Association for Computing Machinery	2360	884	37%	0.00	820	719	88%	2.5
Association for Control Over Minds	1477	448	30%	0.03	443	360	81%	4.7
Association for Convex Main Office	637	155	24%	0.05	168	128	76%	6.3
Association for Cool Machineries (Part 1)	980	162	17%	0.04	213	132	62%	7.1
Association for Cool Machineries (Part 2)	46	27	59%	0.00	31	24	77%	5.7
Association for the Country of Mububa	1733	341	20%	0.00	409	256	63%	6.9
Association of Camera Makers	212	20	9%	0.46	23	8	35%	9.0
Association of Cats and Magical Lights	1927	532	28%	0.18	346	277	80%	5.2
Association of Computer Maintenance	885	88	10%	0.03	105	54	51%	8.2
Association of Myths	49	24	49%	0.00	27	24	89%	4.3
A Star not a Tree?	123	26	21%	0.00	30	17	57%	8.3
Asteroid Rangers	165	55	33%	0.09	52	38	73%	6.9
Asteroids	701	125	18%	0.00	87	66	76%	5.7
Astro	249	84	34%	0.00	95	81	85%	3.8
Atlantis	437	67	15%	0.05	92	49	53%	7.3
A Towering Problem	1985	957	48%	0.00	978	882	90%	2.1
Attendance	19	6	32%	0.53	9	6	67%	6.4
Auto Completion	109	28	26%	0.05	36	27	75%	7.1
Automatic Trading	775	224	29%	0.03	210	139	66%	5.0
Autori	16579	10487	63%	0.00	9628	9326	97%	1.3
Average Speed	1029	324	31%	0.00	332	276	83%	3.5
A Vicious Pikeman (Easy)	1867	575	31%	0.00	479	407	85%	3.9
A Vicious Pikeman (Hard)	1194	211	18%	0.01	224	122	54%	8.5
Avion	1149	650	57%	0.00	659	628	95%	1.4
Avogadro	171	73	43%	0.02	70	55	79%	5.2
Avoiding Airports	619	112	18%	0.08	114	64	56%	6.4
Avoiding the Apocalypse	623	244	39%	0.01	187	167	89%	4.2
Avoidland	714	351	49%	0.04	214	182	85%	3.8
A Walk Through The Forest	1185	397	34%	0.12	285	231	81%	4.5
Awkward Party	1638	684	42%	0.01	587	512	87%	2.8
Azulejos	1356	309	23%	0.23	319	240	75%	4.8
BAAS	111	43	39%	0.03	47	37	79%	6.6
Babelfish	7808	3401	44%	0.02	2723	2414	89%	1.9
Baby Bites	3011	1570	52%	0.00	1484	1381	93%	1.7
Babylonian Numbers	852	411	48%	0.00	425	370	87%	2.3
Bachet's Game	1889	1027	54%	0.08	690	641	93%	2.1
Backpack Buddies	162	47	29%	0.04	41	31	76%	6.1
Backspace	8488	3213	38%	0.00	2539	2151	85%	2.7
Bacon, Eggs, and Spam	3231	1881	58%	0.00	1587	1489	94%	1.6
Baggage	311	104	33%	0.00	121	87	72%	5.0
Bag of Tiles	523	161	31%	0.10	124	89	72%	6.3
Bakice	97	39	40%	0.00	48	37	77%	6.0
Bakterije	175	20	11%	0.00	32	16	50%	8.6
Balanced Diet	890	381	43%	0.00	337	275	82%	4.3
Balanced Diet	574	177	31%	0.01	158	119	75%	5.3
Ball Bearings	462	169	37%	0.00	178	146	82%	3.9
Balls and Needles	324	147	45%	0.08	122	113	93%	3.7
Ball Tricks	62	2	3%	0.30	2	1	50%	8.0
Baloni	2378	794	33%	0.01	712	547	77%	4.1
Banjo	259	47	18%	0.00	39	16	41%	9.0
Bank Queue	9560	2564	27%	0.00	2321	1867	80%	4.2
Barcode	2594	339	13%	0.07	264	182	69%	6.8
Bar Code	73	7	10%	3.81	7	5	71%	6.4
Bard	1505	703	47%	0.00	631	548	87%	2.7
Barica	202	81	40%	0.02	59	45	76%	5.5
Barking Up The Wrong Tree	230	28	12%	0.00	30	16	53%	8.9
Base-2 Palindromes	1066	402	38%	0.00	438	332	76%	4.4
basic	113	29	26%	0.00	34	24	71%	7.2
BASIC Interpreter	1418	241	17%	0.01	211	137	65%	6.3
Basic Remains	372	161	43%	0.02	143	126	88%	3.7
Basin City Surveillance	793	98	12%	0.00	119	60	50%	8.7
Batmanacci	1021	322	32%	0.00	327	261	80%	4.2
Bats!	7	3	43%	0.03	6	2	33%	6.7
Batter Up	6713	4211	63%	0.00	3896	3772	97%	1.3
Battle of Pokenom	1059	92	9%	0.00	228	80	35%	8.4
Battleship	683	136	20%	0.00	151	95	63%	5.9
Battle Simulation	2396	1006	42%	0.01	904	795	88%	2.7
Baza	189	94	50%	0.06	64	52	81%	5.3
Bazen	595	214	36%	0.00	224	200	89%	2.6
Beacons	250	70	28%	0.33	47	34	72%	6.9
Bearly Made It	175	20	11%	0.01	26	20	77%	7.9
Beat the Spread!	2882	1031	36%	0.00	946	830	88%	2.4
Beautiful Bridges	430	97	23%	0.23	92	70	76%	4.5
Beautiful Primes	522	146	28%	0.00	165	120	73%	4.7