Problems

	Submissions				Users
Name	Total	Acc.	Ratio	Fastest	Total	Acc.	Ratio	Difficulty
Area of Effect	153	10	7%	1.93	22	8	36%	8.5
Are You Listening?	620	205	33%	0.00	197	185	94%	2.6
Arithmetic	2359	683	29%	0.00	714	542	76%	4.0
Army Strength (Easy)	3031	1517	50%	0.00	1391	1251	90%	2.1
Army Strength (Hard)	3504	1803	51%	0.01	1296	1155	89%	2.3
Around and Around We Go	36	12	33%	0.00	21	11	52%	7.9
Around the track	50	11	22%	0.01	20	9	45%	8.8
Around the Track	264	34	13%	0.00	53	24	45%	8.1
A Royal Problem	11	2	18%	1.92	3	2	67%	6.3
Arranging Hat	255	102	40%	0.05	95	84	88%	4.0
Arranging Wine	224	59	26%	0.03	69	45	65%	6.1
Arriving on Time	296	82	28%	0.04	71	58	82%	5.4
Artur	306	72	24%	0.01	82	54	66%	6.4
Artwork	897	326	36%	0.06	288	192	67%	6.0
A Safe Bet	258	74	29%	0.15	78	54	69%	7.0
Ascending Photo	419	62	15%	0.04	113	49	43%	8.3
ASCII Addition	789	415	53%	0.00	350	330	94%	2.0
ASCII Figure Rotation	1676	509	30%	0.00	527	438	83%	3.8
As Easy as CAB	709	174	25%	0.00	171	136	80%	4.9
Aspen Avenue	1053	347	33%	0.00	257	169	66%	7.2
Assembly Line	99	35	35%	0.90	36	24	67%	7.0
Assigning Workstations	3054	764	25%	0.05	618	517	84%	3.2
Assistant Ranking	40	8	20%	0.09	9	6	67%	7.8
Association for Computing Machinery	1988	751	38%	0.00	721	629	87%	2.5
Association for Control Over Minds	1302	395	30%	0.03	402	329	82%	4.5
Association for Convex Main Office	560	143	26%	0.05	147	118	80%	5.8
Association for Cool Machineries (Part 1)	961	154	16%	0.04	203	125	62%	7.1
Association for Cool Machineries (Part 2)	45	26	58%	0.00	30	23	77%	6.4
Association for the Country of Mububa	1606	307	19%	0.00	391	237	61%	6.8
Association of Camera Makers	207	19	9%	0.46	20	7	35%	9.2
Association of Cats and Magical Lights	1825	501	27%	0.18	324	254	78%	5.1
Association of Computer Maintenance	882	87	10%	0.03	102	53	52%	7.9
Association of Myths	29	15	52%	0.00	18	15	83%	5.1
Asteroid Rangers	159	53	33%	0.09	49	36	73%	7.7
Asteroids	612	116	19%	0.00	73	59	81%	4.7
Atlantis	419	64	15%	0.05	86	46	53%	7.6
A Towering Problem	1706	816	48%	0.00	840	756	90%	2.1
Attendance	11	4	36%	0.65	6	4	67%	6.3
Auto Completion	102	26	25%	0.05	34	25	74%	7.3
Automatic Trading	733	209	29%	0.03	191	125	65%	5.2
Autori	11929	7757	65%	0.00	7199	6993	97%	1.2
Average Speed	874	271	31%	0.00	281	237	84%	3.4
A Vicious Pikeman (Easy)	1669	515	31%	0.00	424	362	85%	3.9
A Vicious Pikeman (Hard)	1055	181	17%	0.01	202	110	54%	8.4
Avogadro	153	63	41%	0.02	64	49	77%	5.5
Avoiding Airports	547	95	17%	0.08	99	50	51%	7.7
Avoiding the Apocalypse	531	216	41%	0.01	157	141	90%	4.2
Avoidland	669	341	51%	0.04	204	172	84%	3.8
A Walk Through The Forest	1025	339	33%	0.12	245	200	82%	4.3
Awkward Party	1175	523	45%	0.01	424	387	91%	2.2
Azulejos	913	218	24%	0.50	246	187	76%	5.0
BAAS	103	37	36%	0.03	41	31	76%	7.1
Babelfish	6802	2980	44%	0.02	2401	2116	88%	2.2
Baby Bites	2193	1189	54%	0.00	1112	1035	93%	1.6
Babylonian Numbers	721	337	47%	0.00	345	300	87%	2.2
Bachet's Game	1707	961	56%	0.08	639	598	94%	1.9
Backpack Buddies	150	40	27%	0.04	35	25	71%	6.6
Backspace	6846	2534	37%	0.00	2091	1769	85%	2.6
Bacon, Eggs, and Spam	2829	1629	58%	0.00	1378	1288	93%	1.7
Baggage	301	101	34%	0.00	116	84	72%	4.8
Bag of Tiles	338	106	31%	0.20	91	61	67%	6.8
Bakice	94	36	38%	0.00	45	34	76%	6.2
Bakterije	165	18	11%	0.00	29	14	48%	8.9
Balanced Diet	728	327	45%	0.00	292	233	80%	4.4
Balanced Diet	556	172	31%	0.01	152	116	76%	4.7
Ball Bearings	411	144	35%	0.00	156	126	81%	4.0
Balls and Needles	188	98	52%	0.08	98	89	91%	3.9
Ball Tricks	62	2	3%	0.30	2	1	50%	8.0
Baloni	2017	671	33%	0.01	583	455	78%	3.9
Banjo	232	45	19%	0.00	34	14	41%	9.2
Bank Queue	8746	2353	27%	0.00	2104	1713	81%	3.1
Barcode	2083	260	12%	0.07	233	154	66%	6.8
Bard	1331	611	46%	0.00	545	474	87%	2.7
Barica	180	73	41%	0.02	52	39	75%	5.3
Barking Up The Wrong Tree	212	23	11%	0.00	25	14	56%	8.6
Base-2 Palindromes	900	344	38%	0.00	392	292	74%	4.6
basic	70	18	26%	0.00	23	15	65%	7.8
BASIC Interpreter	1209	210	17%	0.01	174	120	69%	5.8
Basic Remains	317	136	43%	0.02	122	109	89%	3.4
Basin City Surveillance	755	92	12%	0.00	111	54	49%	8.7
Batmanacci	803	246	31%	0.00	241	195	81%	4.1
Bats!	3	1	33%	0.03	3	1	33%	6.3
Batter Up	5376	3375	63%	0.00	3125	3026	97%	1.3
Battle of Pokenom	886	78	9%	0.00	206	68	33%	8.5
Battleship	591	105	18%	0.00	133	75	56%	7.7
Battle Simulation	2169	895	41%	0.01	818	714	87%	2.7
Baza	178	85	48%	0.06	56	45	80%	5.2
Bazen	446	180	40%	0.00	182	169	93%	2.3
Beacons	222	68	31%	0.33	44	33	75%	6.1
Bearly Made It	169	17	10%	0.01	23	17	74%	8.3
Beat the Spread!	2557	904	35%	0.00	821	716	87%	2.5
Beautiful Bridges	217	44	20%	0.31	55	39	71%	5.5
Beautiful Primes	469	130	28%	0.00	145	104	72%	5.1
Beavergnaw	1295	925	71%	0.00	883	863	98%	1.4
Beehives	1148	569	50%	0.00	520	469	90%	2.2
Beehives	180	63	35%	0.01	73	55	75%	6.7
Bee House Perimeter	325	153	47%	0.00	140	127	91%	3.5
Beekeeper	2702	782	29%	0.00	804	672	84%	2.9
Bee Problem	120	42	35%	0.03	39	35	90%	4.2
Beetle	57	15	26%	0.06	17	11	65%	6.8