Problems

	Submissions				Users
Name	Total	Acc.	Ratio	Fastest	Total	Acc.	Ratio	Difficulty
Zuma	41	16	39%	0.00	18	13	72%	7.2
Zoning Houses	926	271	29%	0.09	213	149	70%	5.6
Zoning	358	117	33%	0.07	125	95	76%	4.8
Znanstvenik	389	179	46%	0.01	111	99	89%	3.8
Zipf's Song	721	210	29%	0.01	217	143	66%	3.9
Zipf's Law	905	228	25%	0.01	171	121	71%	5.8
Zig Zag Nametag	813	338	42%	0.00	338	289	86%	3.5
Zigzag	479	159	33%	0.02	135	108	80%	5.0
Zgodan	65	21	32%	0.00	33	21	64%	6.6
Zerg Rush!!!	28	5	18%	0.58	8	4	50%	8.3
Zebras and Ocelots	942	327	35%	0.00	335	292	87%	3.7
Zbrka	214	97	45%	0.02	85	72	85%	5.8
Zapis	311	95	31%	0.00	80	68	85%	5.4
Zamka	6862	4092	60%	0.00	3813	3689	97%	1.3
Zagrade	684	249	36%	0.00	228	198	87%	3.0
Žabe	14	4	29%	0.00	7	3	43%	8.0
Zabava	212	85	40%	0.01	83	69	83%	4.5
Yoda	2915	1379	47%	0.00	1255	1145	91%	1.9
Yin and Yang Stones	1841	1169	63%	0.00	1070	997	93%	1.7
Yikes - Bikes!	324	56	17%	0.00	88	46	52%	8.2
Yet Satisfiability Again!	923	307	33%	0.00	232	196	84%	4.0
Yes, Yes, It's Nonograms	43	18	42%	0.01	15	13	87%	5.6
YATP	331	121	37%	0.48	72	51	71%	4.9
XYZZY	1081	222	21%	0.01	184	132	72%	6.9
Xtreme Driving	74	21	28%	0.00	26	21	81%	5.6
X-ray spectrum	163	37	23%	0.00	38	33	87%	4.3
Xortris	190	57	30%	0.00	65	51	78%	6.1
XOR Sequences	163	56	34%	0.01	65	50	77%	4.5
Xor Maximization	266	101	38%	0.00	76	58	76%	6.4
XOR Equation	141	40	28%	0.02	42	31	74%	6.0
Worst Weather Ever	739	126	17%	0.04	125	76	61%	7.1
Wormholes	321	64	20%	0.00	56	30	54%	8.1
Work Reduction	467	148	32%	0.01	104	76	73%	6.0
Workout for a Dumbbell	471	153	32%	0.00	141	109	77%	5.9
Working at the Restaurant	1112	340	31%	0.01	297	237	80%	4.7
WordSpin	186	57	31%	0.06	60	49	82%	5.5
Words for Numbers	1265	494	39%	0.00	494	439	89%	2.5
Word Ladder	274	75	27%	0.00	82	63	77%	5.9
Word Equations	103	19	18%	0.05	29	18	62%	8.2
Word Clouds Revisited	224	92	41%	0.00	113	85	75%	5.2
Word Cloud	564	288	51%	0.00	274	256	93%	2.2
Wooden Signs	87	45	52%	0.01	42	35	83%	3.8
Wooden Crates	59	7	12%	0.31	17	6	35%	8.1
Wood Cutting	1408	589	42%	0.01	489	421	86%	3.2
Wolf	374	121	32%	0.00	134	112	84%	5.2
Wizard of Odds	796	350	44%	0.00	346	300	87%	2.9
Wizard Dance	138	27	20%	0.15	24	18	75%	7.6
Within Arm's Reach	120	25	21%	0.00	28	22	79%	6.3
Witchwood	120	38	32%	0.00	38	33	87%	4.9
Wiseguy	10	4	40%	0.00	7	4	57%	6.8
Wireless is the New Fiber	754	311	41%	0.01	279	249	89%	2.8
Wire Crossing	304	33	11%	0.02	40	26	65%	6.8
Wipe Your Whiteboards	180	44	24%	0.00	60	42	70%	6.8
Winter Roads	57	10	18%	0.40	16	9	56%	7.2
Winter Festival	37	13	35%	0.07	21	12	57%	6.1
Winning Streak	540	112	21%	0.13	95	63	66%	4.1
Windy Path	119	31	26%	0.00	42	27	64%	5.2
Window Manager	438	97	22%	0.01	97	80	82%	6.2
Wi Know	414	124	30%	0.05	102	84	82%	4.6
Wi-Fi	353	102	29%	0.02	92	74	80%	5.5
Who Wants to Live Forever?	198	18	9%	0.01	39	17	44%	8.2
Who's the Boss?	76	25	33%	0.02	26	16	62%	7.8
Who owns the Amiga?	92	30	33%	0.00	25	15	60%	7.9
White Water Rafting	889	341	38%	0.00	302	248	82%	3.3
Whiteboard	204	65	32%	0.41	79	57	72%	5.7
Which Base is it Anyway?	1223	504	41%	0.00	446	398	89%	2.3
Where to Live?	512	175	34%	0.01	148	117	79%	4.5
Where's My Internet??	7397	2140	29%	0.02	1572	1240	79%	3.4
When Planetoids Align	129	26	20%	0.11	25	19	76%	7.0
Wheels	338	105	31%	0.01	102	84	82%	4.3
Wheel Game	30	9	30%	0.00	12	9	75%	6.9
What's on the Grille?	1075	326	30%	0.00	349	297	85%	3.5
What's In It For Me?	144	48	33%	0.00	52	42	81%	4.6
What Really Happened on Mars?	194	53	27%	0.00	55	42	76%	5.7
What does the fox say?	4634	2114	46%	0.00	1955	1771	91%	1.9
What Does It Mean?	1110	320	29%	0.00	327	241	74%	5.2
Whac-a-Mole	565	147	26%	0.03	91	67	74%	7.1
WFF 'N PROOF	205	91	44%	0.00	97	85	88%	3.1
Wet Tiles	408	184	45%	0.04	196	162	83%	3.8
WERTYU	2811	739	26%	0.00	755	632	84%	2.8
Welcome to Code Jam (Hard)	810	332	41%	0.00	327	273	83%	4.6
Welcome to Code Jam (Easy)	1139	613	54%	0.00	534	498	93%	2.0
Weightlifting	120	54	45%	0.00	34	32	94%	4.3
Wedding	260	47	18%	0.00	34	26	76%	7.4
Weather Report	301	206	68%	0.01	194	177	91%	2.7
Weak Vertices	1512	960	63%	0.00	890	827	93%	1.8
Watersheds	64	33	52%	0.00	35	30	86%	4.6
Watering Grass	1815	363	20%	0.02	311	229	74%	5.9
Water	87	31	36%	0.02	33	27	82%	5.9
Watch Where You Step	150	53	35%	0.04	48	37	77%	5.5
Watchdog	263	139	53%	0.00	129	122	95%	2.0
War on Weather	199	97	49%	0.00	94	85	90%	3.3
Warehouse	843	482	57%	0.00	404	382	95%	2.0
Walrus Weights	2559	746	29%	0.00	532	416	78%	3.9
Walk	23	4	17%	0.02	6	4	67%	7.1
Waif Until Dark	237	106	45%	0.00	94	85	90%	3.0
Vuk	219	87	40%	0.01	73	65	89%	2.9
Vudu	252	135	54%	0.14	79	73	92%	3.2
Volume Amplification	219	80	37%	0.33	62	47	76%	6.6
Volim	3057	1470	48%	0.00	1398	1337	96%	1.5