Problems

	Submissions				Users
Name	Total	Acc.	Ratio	Fastest	Total	Acc.	Ratio	Difficulty
0-1 Sequences	9746	1455	15%	0.00	1925	985	51%	6.0
2048	9292	4288	46%	0.00	4110	3525	86%	2.3
3D Printed Statues	11813	5483	46%	0.00	5074	4557	90%	1.8
3D Printer	869	149	17%	0.00	355	113	32%	8.8
3-Sided Dice	2665	218	8%	0.00	434	155	36%	8.6
4 thought	10375	3505	34%	0.00	3425	2884	84%	2.4
A1 Paper	5938	1778	30%	0.00	1754	1393	79%	3.7
Aaah!	31074	14480	47%	0.00	12952	12079	93%	1.6
ABC	15638	7180	46%	0.00	6735	6126	91%	1.8
Above Average	10577	4325	41%	0.00	4160	3722	89%	2.2
Abstract Art	387	126	33%	0.00	104	80	77%	5.4
Abstract Painting	495	197	40%	0.00	166	129	78%	4.6
Absurdistan Roads II	665	227	34%	0.00	223	149	67%	6.9
ACM Contest Scoring	7471	4652	62%	0.00	4155	3916	94%	1.5
Adding Words	12140	2979	25%	0.00	2841	2222	78%	3.4
A Different List Game	7260	508	7%	0.00	940	182	19%	9.2
A Different Problem	35135	12949	37%	0.00	11874	10295	87%	2.2
Adjoin the Networks	2268	599	26%	0.00	503	402	80%	5.5
Ads	745	60	8%	0.00	121	38	31%	6.9
Adventures in Moving -- Part IV	1603	359	22%	0.00	306	259	85%	4.5
A Favourable Ending	1816	484	27%	0.00	452	351	78%	4.5
A Feast For Cats	2785	1050	38%	0.00	731	627	86%	3.8
Air Conditioned Minions	5758	1650	29%	0.00	1686	1302	77%	3.5
Airport Logistics	67	15	22%	0.00	22	15	68%	7.3
Akcija	8324	3736	45%	0.00	3396	3034	89%	1.9
Alex and Barb	487	190	39%	0.00	214	171	80%	3.0
Alien Numbers	2597	1373	53%	0.00	1341	1225	91%	2.0
A List Game	9552	2855	30%	0.00	2729	2301	84%	2.9
All about that base	3020	1204	40%	0.00	1167	986	84%	2.9
All Different Directions	1518	673	44%	0.00	632	561	89%	2.6
Allergy Test	585	150	26%	0.00	181	92	51%	7.8
All Friends	1085	205	19%	0.00	184	99	54%	8.8
All Kill	56	46	82%	0.00	35	31	89%	3.3
Alloys	385	128	33%	0.00	140	114	81%	5.1
All Pairs Shortest Path	11773	2195	19%	0.00	1393	998	72%	5.0
Almost Perfect	9573	2191	23%	0.00	2284	1817	80%	3.2
Alphabet	1953	1002	51%	0.00	964	816	85%	3.2
Alphabet Animals	2595	802	31%	0.00	748	608	81%	3.3
Alphabet Spam	9302	5759	62%	0.00	4772	4584	96%	1.4
Alternative Anagram	190	71	37%	0.00	54	46	85%	4.1
Alternative Bracket Notation	210	90	43%	0.00	96	80	83%	5.0
Amsterdam Distance	1780	840	47%	0.00	870	733	84%	2.8
A Multiplication Game	1008	406	40%	0.00	431	334	77%	4.3
Anagram Counting	4206	1647	39%	0.00	1589	1341	84%	2.7
A New Adventure	1260	187	15%	0.00	193	136	70%	5.8
A New Alphabet	12242	5505	45%	0.00	5137	4744	92%	1.8
An I for an Eye	939	263	28%	0.00	299	223	75%	4.6
Another Brick in the Wall	3623	1846	51%	0.00	1789	1636	91%	1.9
Another Candies	8867	2457	28%	0.00	2503	2089	83%	2.5
Another Coin Weighing Puzzle	450	130	29%	0.00	108	92	85%	4.5
Another Dice Game	111	72	65%	0.00	69	60	87%	4.5
Antenna Placement	169	71	42%	0.00	56	43	77%	6.9
Anthony and Cora	1027	279	27%	0.00	321	220	69%	5.7
Anthony and Diablo	3732	1350	36%	0.00	1349	1178	87%	2.5
Ants	4190	1872	45%	0.00	1516	1327	88%	2.6
Apaxiaaaaaaaaaaaans!	15059	8994	60%	0.00	8020	7653	95%	1.5
Apostrophe Catastrophe	120	30	25%	0.00	32	21	66%	6.4
Appalling Architecture	822	243	30%	0.00	212	178	84%	4.1
A Prize No One Can Win	5501	1627	30%	0.00	1309	1143	87%	2.6
Aquarium Tank	538	155	29%	0.00	153	118	77%	5.9
A Question of Ingestion	1730	421	24%	0.00	384	300	78%	5.5
A Random Problem	347	88	25%	0.00	83	58	70%	6.0
A Rational Sequence	1924	639	33%	0.00	694	504	73%	5.1
A Rational Sequence 2	2496	1839	74%	0.00	1630	1563	96%	1.5
A Rational Sequence (Take 3)	1097	890	81%	0.00	746	713	96%	1.7
Arctic Network	2451	861	35%	0.00	661	542	82%	4.2
A Real Challenge	9756	4746	49%	0.00	4490	4213	94%	1.5
Are You Listening?	2105	656	31%	0.00	617	555	90%	2.6
Arithmetic	3468	1026	30%	0.00	1054	829	79%	3.7
Army Strength (Easy)	4053	2052	51%	0.00	1904	1715	90%	2.2
Around and Around We Go	59	16	27%	0.00	27	15	56%	7.1
Around the Track	277	36	13%	0.00	57	26	46%	9.1
ASCII Addition	1388	792	57%	0.00	702	662	94%	1.9
ASCII Figure Rotation	2179	716	33%	0.00	738	625	85%	3.3
As Easy as CAB	1162	100	9%	0.00	257	77	30%	9.2
Aspen Avenue	2133	602	28%	0.00	395	266	67%	5.8
Association for Computing Machinery	2793	1061	38%	0.00	953	839	88%	2.7
Association for Cool Machineries (Part 2)	47	28	60%	0.00	32	25	78%	5.6
Association for the Country of Mububa	1966	399	20%	0.00	446	280	63%	7.0
Association of Myths	61	29	48%	0.00	36	28	78%	7.0
A Star not a Tree?	201	58	29%	0.00	49	32	65%	6.4
Asteroids	720	133	18%	0.00	98	74	76%	6.3
Astro	526	171	33%	0.00	167	141	84%	4.2
A Towering Problem	2451	1203	49%	0.00	1207	1093	91%	2.0
Autori	24549	15374	63%	0.00	13851	13411	97%	1.3
Average Speed	1344	442	33%	0.00	453	372	82%	3.6
A Vicious Pikeman (Easy)	2870	921	32%	0.00	713	622	87%	3.3
Avion	3459	1975	57%	0.00	1912	1839	96%	1.4
Baby Bites	4361	2206	51%	0.00	2091	1950	93%	1.7
Babylonian Numbers	1398	723	52%	0.00	732	655	89%	2.1
Backspace	12152	4500	37%	0.00	3520	2991	85%	2.6
Bacon, Eggs, and Spam	4332	2457	57%	0.00	2146	1998	93%	1.8
Baggage	337	112	33%	0.00	134	94	70%	5.8
Bakice	104	43	41%	0.00	53	41	77%	5.8
Bakterije	190	22	12%	0.00	38	18	47%	8.8
Balanced Diet	1114	485	44%	0.00	427	355	83%	4.0
Ball Bearings	612	225	37%	0.00	236	194	82%	3.7
Banjo	271	49	18%	0.00	43	18	42%	9.1
Bank Queue	14348	4057	28%	0.00	3340	2774	83%	2.8
Bard	1950	966	50%	0.00	850	749	88%	2.5