Problems

	Submissions				Users
Name	Total	Acc.	Ratio	Fastest	Total	Acc.	Ratio	Difficulty
Zuma	61	19	31%	0.00	24	16	67%	7.6
Zoning Houses	1126	350	31%	0.09	236	169	72%	6.3
Zoning	408	152	37%	0.07	157	123	78%	4.6
Znanstvenik	595	268	45%	0.01	182	155	85%	4.0
Zipline	2098	623	30%	0.00	665	526	79%	3.6
Zipf's Song	1002	285	28%	0.01	269	181	67%	4.4
Zipf's Law	1099	278	25%	0.01	205	147	72%	5.9
Zig Zag Nametag	941	378	40%	0.00	383	324	85%	3.7
Zigzag	596	212	36%	0.02	186	147	79%	4.9
Zgodan	75	26	35%	0.00	38	26	68%	6.2
Zerg Rush!!!	101	12	12%	0.28	15	10	67%	7.5
Zebras and Ocelots	1707	571	33%	0.00	583	504	86%	3.3
Zbrka	232	102	44%	0.02	92	77	84%	6.1
Zapis	364	120	33%	0.00	99	86	87%	4.8
Zamka	8962	5330	59%	0.00	4937	4771	97%	1.4
Zagrade	910	320	35%	0.00	299	262	88%	3.1
Žabe	62	6	10%	0.00	12	5	42%	8.8
Zabava	337	127	38%	0.01	104	87	84%	4.5
Yoda	3856	1791	46%	0.00	1690	1526	90%	2.1
Yin and Yang Stones	2451	1543	63%	0.00	1395	1299	93%	1.7
Yikes - Bikes!	346	62	18%	0.00	95	51	54%	8.1
Yet Satisfiability Again!	1180	378	32%	0.00	275	232	84%	3.9
Yes, Yes, It's Nonograms	60	22	37%	0.01	20	16	80%	6.4
YATP	435	157	36%	0.48	110	79	72%	5.8
XYZZY	1207	256	21%	0.01	205	150	73%	6.9
Xtreme Driving	81	24	30%	0.00	29	24	83%	5.4
X-ray spectrum	168	40	24%	0.00	40	35	88%	4.6
Xortris	218	69	32%	0.00	79	63	80%	5.9
XOR Sequences	254	93	37%	0.01	93	75	81%	4.7
Xor Maximization	417	140	34%	0.00	103	80	78%	5.6
XOR Equation	282	82	29%	0.02	75	58	77%	5.4
Worst Weather Ever	861	143	17%	0.04	157	87	55%	8.0
Wormholes	328	67	20%	0.00	59	32	54%	8.4
Work Reduction	578	199	34%	0.01	140	107	76%	6.0
Workout for a Dumbbell	586	192	33%	0.00	188	143	76%	5.6
Working at the Restaurant	1433	425	30%	0.01	394	311	79%	4.8
WordSpin	218	63	29%	0.06	68	54	79%	6.0
Words for Numbers	1647	647	39%	0.00	644	573	89%	2.5
Word Ladder	330	88	27%	0.00	97	72	74%	6.4
Word Equations	124	22	18%	0.05	35	21	60%	8.3
Word Clouds Revisited	227	94	41%	0.00	116	87	75%	5.3
Word Cloud	653	340	52%	0.00	327	303	93%	2.3
Wooden Signs	103	55	53%	0.01	53	45	85%	3.9
Wooden Crates	83	9	11%	0.22	22	8	36%	8.8
Wood Cutting	1948	787	40%	0.01	645	552	86%	3.2
Wolf	418	134	32%	0.00	147	124	84%	5.1
Wizard of Odds	1313	521	40%	0.00	531	457	86%	2.7
Wizard Dance	161	33	20%	0.15	30	24	80%	6.4
Within Arm's Reach	170	34	20%	0.00	40	31	78%	6.9
Witchwood	179	70	39%	0.00	56	49	88%	4.4
Wiseguy	24	10	42%	0.00	13	8	62%	7.2
Wireless is the New Fiber	932	373	40%	0.01	329	294	89%	3.1
Wire Crossing	325	35	11%	0.02	43	28	65%	7.2
Wipe Your Whiteboards	206	54	26%	0.00	71	49	69%	6.4
Winter Roads	156	18	12%	0.40	25	14	56%	8.0
Winter Festival	47	18	38%	0.07	25	16	64%	6.7
Winning Streak	561	116	21%	0.13	102	67	66%	5.4
Windy Path	154	45	29%	0.00	59	36	61%	7.5
Window Manager	476	104	22%	0.00	108	87	81%	6.2
Wi Know	1131	335	30%	0.03	177	134	76%	5.5
Wi-Fi	1678	428	26%	0.02	245	201	82%	4.2
Who Wants to Live Forever?	224	24	11%	0.01	46	22	48%	7.5
Who's the Boss?	90	36	40%	0.02	34	24	71%	6.7
Who owns the Amiga?	98	32	33%	0.00	29	17	59%	8.5
White Water Rafting	1139	416	37%	0.00	359	297	83%	3.4
Whiteboard	219	68	31%	0.41	83	60	72%	6.6
Which Base is it Anyway?	1530	618	40%	0.00	566	502	89%	2.4
Where to Live?	575	201	35%	0.01	171	132	77%	4.8
Where's My Internet??	9576	2810	29%	0.02	2021	1594	79%	4.0
Where Have You Bin?	96	37	39%	0.00	25	25	100%	3.6
When Planetoids Align	178	46	26%	0.11	40	30	75%	6.4
Wheels	462	153	33%	0.01	141	118	84%	4.2
Wheel Game	119	15	13%	0.00	16	13	81%	6.7
What's on the Grille?	1317	386	29%	0.00	412	350	85%	3.7
What's In It For Me?	170	55	32%	0.00	57	48	84%	3.9
What Really Happened on Mars?	211	55	26%	0.00	58	44	76%	6.7
What does the fox say?	6163	2797	45%	0.00	2581	2337	91%	2.0
What Does It Mean?	1400	409	29%	0.00	416	307	74%	5.3
Whac-a-Mole	707	179	25%	0.02	108	82	76%	5.4
WFF 'N PROOF	246	116	47%	0.00	122	108	89%	3.2
Wet Tiles	495	220	44%	0.04	227	189	83%	3.9
WERTYU	3145	856	27%	0.00	874	735	84%	2.9
Welcome to Code Jam (Hard)	989	399	40%	0.00	399	323	81%	4.9
Welcome to Code Jam (Easy)	1439	780	54%	0.00	669	623	93%	2.0
Weird Flecks, But OK	80	40	50%	0.01	34	28	82%	7.1
Weightlifting	149	59	40%	0.00	42	37	88%	5.1
Wedding	317	59	19%	0.00	48	35	73%	6.6
Weather Report	337	219	65%	0.01	206	186	90%	3.0
Weak Vertices	2899	1852	64%	0.00	1563	1483	95%	1.6
Watersheds	81	45	56%	0.00	44	40	91%	3.5
Watering Grass	2234	484	22%	0.02	383	287	75%	5.7
Water	111	49	44%	0.02	49	43	88%	4.2
Watch Where You Step	792	177	22%	0.06	146	85	58%	7.2
Watch Out For Those Hailstones!	1198	243	20%	0.00	280	197	70%	3.4
Watch Later	208	42	20%	0.23	57	27	47%	7.9
Watchdog	441	222	50%	0.00	191	179	94%	2.0
War on Weather	219	107	49%	0.00	106	95	90%	3.8
Warehouse	1880	1013	54%	0.00	896	836	93%	2.0
Walrus Weights	3100	949	31%	0.00	671	528	79%	3.9
Walk	27	5	19%	0.02	7	5	71%	7.1