Problems

	Submissions				Users
Name	Total	Acc.	Ratio	Fastest	Total	Acc.	Ratio	Difficulty
Матрёшка	828	294	36%	0.07	248	201	81%	4.3
Zuma	75	29	39%	0.00	29	19	66%	7.1
Zoning Houses	1189	366	31%	0.09	256	183	71%	6.6
Zoning	530	207	39%	0.07	200	159	80%	5.0
Znanstvenik	720	338	47%	0.01	239	210	88%	3.8
Zipline	2601	839	32%	0.00	792	642	81%	3.4
Zipf's Song	1398	406	29%	0.01	363	263	72%	4.3
Zipf's Law	2016	455	23%	0.01	335	249	74%	5.7
Zig Zag Nametag	1062	435	41%	0.00	441	375	85%	3.7
Zigzag	661	239	36%	0.02	213	169	79%	5.0
Zgodan	79	28	35%	0.00	41	28	68%	6.8
Zerg Rush!!!	103	12	12%	0.28	16	10	62%	7.6
Zebras and Ocelots	2244	778	35%	0.00	775	673	87%	3.2
Zbrka	277	127	46%	0.02	107	91	85%	5.4
Zapis	517	166	32%	0.00	131	114	87%	4.6
Zamka	11832	6989	59%	0.00	6498	6274	97%	1.4
Zagrade	1192	437	37%	0.00	417	363	87%	3.3
Zadaca	60	26	43%	0.01	21	19	90%	4.1
Žabe	64	7	11%	0.00	13	6	46%	8.7
Zabava	371	146	39%	0.01	115	100	87%	3.9
Yoda	5113	2303	45%	0.00	2145	1944	91%	2.0
Yin and Yang Stones	3040	1941	64%	0.00	1762	1647	93%	1.7
Yikes - Bikes!	363	66	18%	0.00	103	55	53%	8.2
Yet Satisfiability Again!	1593	506	32%	0.00	352	302	86%	3.9
Yes, Yes, It's Nonograms	71	22	31%	0.01	22	16	73%	7.4
YATP	510	182	36%	0.48	132	99	75%	4.6
XYZZY	1932	331	17%	0.01	296	208	70%	6.7
Xtreme Driving	89	28	31%	0.00	33	28	85%	5.1
X-ray spectrum	194	46	24%	0.00	49	41	84%	5.8
Xortris	350	99	28%	0.00	105	83	79%	5.5
XOR Sequences	351	138	39%	0.00	115	94	82%	4.6
Xor Maximization	564	174	31%	0.00	131	98	75%	6.5
XOR Equation	384	125	33%	0.02	117	92	79%	5.3
Wurmprobleme	1701	1654	97%	0.00	129	129	100%	1.3 - 9.4
Worst Weather Ever	1288	213	17%	0.02	209	125	60%	7.8
Wormholes	386	73	19%	0.00	67	38	57%	7.9
Work Reduction	1063	305	29%	0.01	245	184	75%	5.4
Workout for a Dumbbell	726	246	34%	0.00	240	187	78%	5.4
Working at the Restaurant	2372	673	28%	0.01	621	494	80%	4.5
WordSpin	309	92	30%	0.06	94	73	78%	5.1
Words for Numbers	2054	800	39%	0.00	782	695	89%	2.5
Word Ladder	430	108	25%	0.00	114	84	74%	6.8
Word Equations	142	31	22%	0.05	43	28	65%	7.0
Word Clouds Revisited	327	151	46%	0.00	163	130	80%	5.0
Word Cloud	830	439	53%	0.00	430	396	92%	2.3
Wooden Signs	621	236	38%	0.00	105	95	90%	2.6
Wooden Fence	18	6	33%	1.02	8	6	75%	4.9
Wooden Crates	156	12	8%	0.22	31	10	32%	9.5
Wood Cutting	3146	1211	38%	0.01	1000	870	87%	2.5
Wolf	451	148	33%	0.00	160	137	86%	4.8
Wizard of Odds	1600	675	42%	0.00	680	595	88%	2.6
Wizard Dance	244	47	19%	0.06	40	29	72%	8.3
Within Arm's Reach	192	35	18%	0.00	49	32	65%	8.6
Witchwood	272	80	29%	0.00	64	57	89%	4.5
Witch Dance	116	20	17%	0.28	17	13	76%	6.6
Wiseguy	50	27	54%	0.00	18	12	67%	6.5
Wireless is the New Fiber	1080	431	40%	0.01	376	337	90%	3.2
Wire Crossing	346	38	11%	0.02	46	31	67%	6.4
Wipe Your Whiteboards	328	79	24%	0.00	103	73	71%	6.1
Winter Roads	271	30	11%	0.23	34	17	50%	8.7
Winter Festival	47	18	38%	0.07	25	16	64%	6.8
Winning the Vote	81	19	23%	0.01	22	15	68%	7.9
Winning Streak	623	123	20%	0.13	119	73	61%	5.9
Windy Path	158	48	30%	0.00	62	39	63%	7.2
Window Manager	625	125	20%	0.00	133	101	76%	7.2
Wimbledon	131	60	46%	0.00	55	50	91%	4.7
Wi Know	1323	404	31%	0.03	193	151	78%	5.4
Wi-Fi	2054	497	24%	0.02	300	248	83%	4.5
Who Wants to Live Forever?	262	30	11%	0.01	56	27	48%	7.8
Who's the Boss?	136	58	43%	0.02	52	40	77%	5.5
Who owns the Amiga?	212	44	21%	0.00	43	25	58%	8.6
White Water Rafting	1609	644	40%	0.00	471	397	84%	3.2
Whiteboard	227	71	31%	0.41	86	62	72%	7.3
Which Base is it Anyway?	1940	799	41%	0.00	729	653	90%	2.4
Where to Live?	651	235	36%	0.01	199	159	80%	4.4
Where's My Internet??	12206	3549	29%	0.02	2572	2047	80%	3.7
Where Have You Bin?	151	54	36%	0.00	39	37	95%	4.7
When Planetoids Align	191	51	27%	0.11	45	33	73%	6.1
Wheels	538	179	33%	0.01	167	142	85%	4.0
Wheel Game	158	18	11%	0.00	25	15	60%	8.4
What's on the Grille?	1456	421	29%	0.00	446	378	85%	3.8
What's In It For Me?	321	109	34%	0.00	117	94	80%	6.0
What Really Happened on Mars?	215	58	27%	0.00	61	47	77%	6.3
What does the fox say?	8290	3624	44%	0.00	3279	2970	91%	2.1
What Does It Mean?	2221	603	27%	0.00	550	411	75%	5.3
Whac-a-Mole	1022	255	25%	0.02	157	120	76%	6.2
WFF 'N PROOF	652	253	39%	0.00	244	215	88%	2.8
Wet Tiles	646	288	45%	0.04	298	249	84%	3.7
WERTYU	4209	1153	27%	0.00	1144	965	84%	3.1
Welcome to Code Jam (Hard)	1228	518	42%	0.00	497	410	82%	4.5
Welcome to Code Jam (Easy)	1804	958	53%	0.00	794	734	92%	2.2
Weird Flecks, But OK	122	70	57%	0.01	58	47	81%	6.4
Weightlifting	152	62	41%	0.00	44	39	89%	5.1
Wedding	355	64	18%	0.00	53	39	74%	7.7
Weather Report	370	239	65%	0.01	228	202	89%	3.3
Weak Vertices	4705	3018	64%	0.00	2445	2334	95%	1.6
Watersheds	122	67	55%	0.00	66	59	89%	3.8
Watering Grass	4082	848	21%	0.02	610	456	75%	5.6
Water	310	130	42%	0.02	105	94	90%	3.4
Watch Where You Step	905	223	25%	0.06	159	98	62%	7.4