Problems

	Submissions				Users
Name	Total	Acc.	Ratio	Fastest	Total	Acc.	Ratio	Difficulty
Zuma	29	13	45%	0.00	13	10	77%	6.7
Zoning Houses	721	200	28%	0.09	185	125	68%	6.0
Zoning	279	95	34%	0.07	103	74	72%	5.6
Znanstvenik	316	149	47%	0.01	83	75	90%	3.8
Zipf's Song	611	167	27%	0.01	187	117	63%	3.9
Zipf's Law	687	184	27%	0.01	135	96	71%	5.7
Zig Zag Nametag	741	307	41%	0.00	308	266	86%	3.3
Zigzag	184	64	35%	0.02	54	46	85%	5.2
Zgodan	59	18	31%	0.00	29	18	62%	6.4
Zerg Rush!!!	22	5	23%	0.58	7	4	57%	7.8
Zebras and Ocelots	561	206	37%	0.00	205	185	90%	3.9
Zbrka	174	75	43%	0.02	68	57	84%	5.4
Zapis	263	82	31%	0.00	69	58	84%	5.7
Zamka	4380	2669	61%	0.00	2517	2432	97%	1.3
Zagrade	516	191	37%	0.00	166	146	88%	3.1
Žabe	9	4	44%	0.00	5	3	60%	6.4
Zabava	105	39	37%	0.01	38	32	84%	4.5
Yoda	1782	858	48%	0.00	848	767	90%	1.9
Yin and Yang Stones	1505	948	63%	0.00	888	825	93%	1.7
Yikes - Bikes!	295	55	19%	0.00	82	45	55%	8.1
Yet Satisfiability Again!	745	232	31%	0.00	180	147	82%	4.1
Yes, Yes, It's Nonograms	39	15	38%	0.01	11	10	91%	4.9
YATP	283	97	34%	0.48	59	40	68%	5.1
XYZZY	855	177	21%	0.01	152	106	70%	7.1
Xtreme Driving	49	14	29%	0.00	17	14	82%	5.4
X-ray spectrum	68	22	32%	0.00	23	20	87%	5.4
Xortris	133	44	33%	0.00	47	39	83%	5.3
Xor Maximization	186	73	39%	0.02	68	51	75%	6.5
Worst Weather Ever	688	116	17%	0.04	114	67	59%	7.2
Wormholes	189	25	13%	0.00	43	20	47%	9.0
Work Reduction	261	58	22%	0.01	65	42	65%	6.8
Workout for a Dumbbell	260	77	30%	0.00	74	58	78%	6.2
Working at the Restaurant	869	266	31%	0.01	231	178	77%	5.0
WordSpin	101	37	37%	0.06	41	33	80%	5.8
Words for Numbers	1052	431	41%	0.00	417	377	90%	2.2
Word Ladder	197	57	29%	0.00	62	50	81%	5.5
Word Equations	78	17	22%	0.05	25	16	64%	7.6
Word Clouds Revisited	207	82	40%	0.00	102	76	75%	5.2
Word Cloud	508	250	49%	0.00	238	223	94%	2.2
Wooden Signs	80	41	51%	0.01	39	32	82%	4.3
Wood Cutting	1054	463	44%	0.01	367	317	86%	3.1
Wolf	357	112	31%	0.00	125	104	83%	5.2
Wizard of Odds	545	244	45%	0.00	243	209	86%	3.0
Within Arm's Reach	97	23	24%	0.00	26	20	77%	6.2
Witchwood	89	27	30%	0.00	29	25	86%	4.5
Wireless is the New Fiber	604	246	41%	0.01	226	202	89%	2.8
Wire Crossing	273	29	11%	0.02	35	24	69%	6.1
Wipe Your Whiteboards	175	41	23%	0.00	56	39	70%	6.8
Winter Roads	43	7	16%	0.40	12	7	58%	6.5
Winter Festival	30	11	37%	0.07	15	10	67%	5.7
Winning Streak	503	102	20%	0.13	87	57	66%	3.9
Windy Path	110	25	23%	0.00	36	22	61%	6.2
Window Manager	426	92	22%	0.01	88	75	85%	5.1
Wi-Fi	247	71	29%	0.03	63	50	79%	6.0
Who Wants to Live Forever?	164	16	10%	0.01	34	15	44%	8.0
Who's the Boss?	42	15	36%	0.03	15	10	67%	7.3
Who owns the Amiga?	79	20	25%	0.00	24	14	58%	7.9
White Water Rafting	803	309	38%	0.00	266	224	84%	3.1
Whiteboard	186	58	31%	0.41	72	51	71%	6.2
Which Base is it Anyway?	923	382	41%	0.00	325	290	89%	2.2
Where to Live?	473	158	33%	0.01	131	104	79%	4.1
Where's My Internet??	3121	941	30%	0.02	852	655	77%	3.2
When Planetoids Align	93	18	19%	0.14	20	14	70%	7.6
Wheels	234	73	31%	0.01	70	62	89%	3.8
Wheel Game	30	9	30%	0.00	12	9	75%	7.0
What's on the Grille?	903	270	30%	0.00	295	246	83%	3.7
What's In It For Me?	130	43	33%	0.00	46	37	80%	4.2
What Really Happened on Mars?	188	52	28%	0.00	52	41	79%	4.7
What does the fox say?	3613	1603	44%	0.00	1500	1351	90%	2.2
What Does It Mean?	1007	287	29%	0.00	294	215	73%	5.5
Whac-a-Mole	522	141	27%	0.03	85	61	72%	6.7
WFF 'N PROOF	176	76	43%	0.00	80	71	89%	2.7
Wet Tiles	351	165	47%	0.04	174	144	83%	3.8
WERTYU	2295	592	26%	0.00	626	519	83%	3.0
Welcome to Code Jam (Hard)	657	264	40%	0.00	268	219	82%	4.9
Welcome to Code Jam (Easy)	942	518	55%	0.00	443	418	94%	1.9
Weightlifting	113	49	43%	0.00	30	28	93%	4.6
Wedding	182	18	10%	0.00	19	12	63%	7.9
Weather Report	282	190	67%	0.01	178	162	91%	2.8
Weak Vertices	1139	736	65%	0.00	704	650	92%	1.9
Watersheds	61	31	51%	0.00	32	28	88%	4.2
Watering Grass	1590	322	20%	0.02	268	195	73%	5.9
Water	33	9	27%	0.11	11	9	82%	5.8
Watchdog	214	105	49%	0.00	95	89	94%	2.3
War on Weather	151	75	50%	0.00	72	66	92%	3.2
Walrus Weights	2146	610	28%	0.00	431	334	77%	4.1
Waif Until Dark	162	71	44%	0.00	60	53	88%	4.1
Vuk	134	49	37%	0.01	45	38	84%	4.5
Vudu	194	104	54%	0.14	53	48	91%	4.2
Volume Amplification	104	37	36%	0.33	34	25	74%	5.9
Volim	2369	1179	50%	0.00	1111	1062	96%	1.6
Vocabulary	29	11	38%	0.09	11	10	91%	5.7
Vještica	9	5	56%	0.25	8	5	62%	6.7
VivoParc	385	93	24%	0.00	96	71	74%	5.8
Visual Python++	951	146	15%	0.12	149	107	72%	6.8
VisuAlgo Online Quiz	1809	586	32%	0.00	473	408	86%	3.6
Visitors Train	28	3	11%	0.00	6	2	33%	8.6
Virus Synthesis	27	7	26%	0.07	14	6	43%	7.2
Virus Replication	2617	630	24%	0.00	584	467	80%	3.9
Virtual Friends	4023	1069	27%	0.01	846	612	72%	4.8