Problems

	Submissions				Users
Name	Total	Acc.	Ratio	Fastest	Total	Acc.	Ratio	Difficulty
Матрёшка	841	301	36%	0.07	253	204	81%	4.4
Zyxab	267	114	43%	0.00	120	110	92%	2.4
Zuma	84	32	38%	0.00	34	22	65%	7.3
Zoning Houses	1230	387	31%	0.09	270	196	73%	6.6
Zoning	581	222	38%	0.07	215	171	80%	5.0
Znanstvenik	779	359	46%	0.01	253	222	88%	3.9
Zipline	3221	1123	35%	0.00	868	713	82%	3.2
Zipf's Song	1563	457	29%	0.01	405	301	74%	4.4
Zipf's Law	2235	514	23%	0.01	382	277	73%	5.9
Zig Zag Nametag	1139	470	41%	0.00	470	397	84%	3.9
Zigzag	690	252	37%	0.02	231	182	79%	5.0
Zgodan	79	28	35%	0.00	41	28	68%	6.8
Zerg Rush!!!	106	13	12%	0.28	17	11	65%	7.6
Zebras and Ocelots	2547	900	35%	0.00	886	772	87%	3.1
Zbrka	296	136	46%	0.02	115	98	85%	5.2
Zapis	534	172	32%	0.00	134	117	87%	4.6
Zamka	13313	7822	59%	0.00	7239	6984	96%	1.4
Zagrade	1290	482	37%	0.00	453	397	88%	3.2
Zadaca	112	44	39%	0.01	43	36	84%	5.5
Žabe	66	8	12%	0.00	15	7	47%	8.7
Zabava	394	153	39%	0.01	122	104	85%	4.7
You Be the Judge!	1049	198	19%	0.00	256	180	70%	5.4
Yoda	5619	2537	45%	0.00	2356	2139	91%	2.0
Yin and Yang Stones	3331	2127	64%	0.00	1935	1812	94%	1.7
Yikes - Bikes!	369	66	18%	0.00	108	55	51%	8.3
Yet Satisfiability Again!	1817	567	31%	0.00	398	343	86%	3.9
Yes, Yes, It's Nonograms	81	27	33%	0.01	25	19	76%	7.0
YATP	551	197	36%	0.48	144	110	76%	4.5
XYZZY	2011	354	18%	0.01	317	224	71%	6.7
Xtreme Driving	91	29	32%	0.00	34	29	85%	5.2
X-ray spectrum	197	47	24%	0.00	50	42	84%	5.7
Xortris	355	101	28%	0.00	108	85	79%	5.9
XOR Sequences	372	147	40%	0.00	124	103	83%	4.3
Xor Maximization	695	180	26%	0.00	140	103	74%	6.5
XOR Equation	439	140	32%	0.02	128	102	80%	4.7
Wurmprobleme	1802	1753	97%	0.00	143	143	100%	1.3 - 9.3
Worst Weather Ever	1460	244	17%	0.02	240	146	61%	7.9
Wormholes	398	77	19%	0.00	70	41	59%	7.3
Work Reduction	1162	333	29%	0.01	278	209	75%	5.4
Workout for a Dumbbell	810	269	33%	0.00	270	206	76%	5.5
Working at the Restaurant	2668	765	29%	0.01	692	552	80%	4.7
WordSpin	343	111	32%	0.06	103	81	79%	5.3
Words for Numbers	2227	862	39%	0.00	841	743	88%	2.6
Word Ladder	470	116	25%	0.00	123	90	73%	6.9
Word Equations	184	38	21%	0.05	53	31	58%	7.5
Word Clouds Revisited	364	165	45%	0.00	177	140	79%	5.1
Word Cloud	926	482	52%	0.00	475	437	92%	2.4
Wooden Signs	635	245	39%	0.00	113	103	91%	2.6
Wooden Fence	35	15	43%	1.02	14	10	71%	7.0
Wooden Crates	160	12	8%	0.22	32	10	31%	9.5
Wood Cutting	3369	1301	39%	0.01	1088	945	87%	2.6
Wolf	463	151	33%	0.00	168	140	83%	4.8
Wizard of Odds	1824	788	43%	0.00	788	696	88%	2.5
Wizard Dance	246	47	19%	0.06	40	29	72%	8.5
Within Arm's Reach	208	38	18%	0.00	52	35	67%	8.3
Witchwood	281	86	31%	0.00	69	62	90%	4.0
Witch Dance	153	35	23%	0.28	18	14	78%	6.3
Wiseguy	51	28	55%	0.00	19	13	68%	6.5
Wireless is the New Fiber	1108	447	40%	0.01	389	349	90%	3.2
Wire Crossing	346	38	11%	0.02	46	31	67%	6.5
Wipe Your Whiteboards	371	93	25%	0.00	113	82	73%	5.2
Winter Roads	340	33	10%	0.18	52	20	38%	9.0
Winter Festival	48	19	40%	0.07	26	17	65%	6.7
Winning the Vote	97	26	27%	0.01	32	21	66%	5.4
Winning Streak	633	129	20%	0.13	123	76	62%	6.3
Windy Path	159	49	31%	0.00	63	40	63%	7.3
Window Shopping	26	10	38%	0.10	14	9	64%	7.6
Window Manager	700	147	21%	0.00	140	107	76%	7.2
Wimbledon	186	87	47%	0.00	76	71	93%	3.1
Wi Know	1691	516	31%	0.03	264	193	73%	6.0
Wi-Fi	2111	510	24%	0.02	312	256	82%	4.6
Widget Tree	941	39	4%	0.11	113	15	13%	9.0
Who Wants to Live Forever?	273	31	11%	0.01	61	28	46%	8.2
Who's the Boss?	174	60	34%	0.02	55	42	76%	6.3
Who owns the Amiga?	232	47	20%	0.00	45	26	58%	8.4
White Water Rafting	1835	736	40%	0.00	538	466	87%	3.1
Whiteboard	289	90	31%	0.34	105	77	73%	6.3
Which Base is it Anyway?	2079	853	41%	0.00	787	704	89%	2.4
Where to Live?	751	290	39%	0.01	250	209	84%	4.0
Where's My Internet??	13319	3906	29%	0.02	2843	2281	80%	3.5
Where Have You Bin?	162	60	37%	0.00	47	42	89%	5.1
When Planetoids Align	191	51	27%	0.11	45	33	73%	6.1
Wheels	567	196	35%	0.01	185	157	85%	3.8
Wheel Game	162	21	13%	0.00	26	16	62%	8.2
What's on the Grille?	1628	486	30%	0.00	499	431	86%	3.6
What's In It For Me?	350	122	35%	0.00	128	101	79%	6.6
What Really Happened on Mars?	221	60	27%	0.00	63	48	76%	7.0
What does the fox say?	8947	3949	44%	0.00	3550	3218	91%	2.0
What Does It Mean?	2434	657	27%	0.00	608	453	75%	5.4
Whac-a-Mole	1131	277	24%	0.02	172	133	77%	5.8
WFF 'N PROOF	760	291	38%	0.00	286	253	88%	2.9
Wet Tiles	679	307	45%	0.04	325	267	82%	3.9
WERTYU	4661	1289	28%	0.00	1256	1065	85%	3.1
Welcome to Code Jam (Hard)	1357	575	42%	0.00	544	453	83%	4.2
Welcome to Code Jam (Easy)	1941	1015	52%	0.00	846	780	92%	2.2
Weird Flecks, But OK	175	91	52%	0.01	76	61	80%	6.3
Weightlifting	165	67	41%	0.00	50	44	88%	5.5
Wedding	407	76	19%	0.00	62	47	76%	5.7
Weather Report	384	245	64%	0.01	234	206	88%	3.4
Weak Vertices	5547	3532	64%	0.00	2852	2724	96%	1.5