Solved by zhxpdustmqdyd

#	Title	# Solved	Avg. Tries
5622	BAKA	75,892	1.71
5635	Birthdates	8,441	1.47
5639	Binary Search Tree	14,072	2.63
5648	Reverse and Sort	2,335	2.38
5670	Cellphone Typing	2,632	2.88
5671	Different Digits	1,408	1.77
5676	Interval Product STANDARD	2,517	3.02
5719	Almost Shortest Path	3,790	5.10
5724	Feynman	2,150	1.22
5735	Emoticons :-)	148	3.55
5781	Grandpa’s Rubik Cube	32	1.41
5800	Class Statistics	5,900	1.88
5847	Milk Scheduling	145	1.85
6051	Time Travel	135	2.80
6063	Rubik's Cube	58	3.43
6064	Cain Calendar	15,449	3.69
6067	Guarding the Farm	88	1.97
6086	Total Flow	2,651	3.63
6091	Reconstruction	466	1.72
6137	Best Cow Line	812	4.02
6143	Best Cow Line, Gold	111	3.65
6159	Costume Party	876	1.76
6186	Best Grass	727	1.33
6206	Milk Patterns	140	2.36
6233	Face The Right Way	79	2.06
6247	Widening of Channels	17	1.65
6300	Word Puzzles	60	2.60
6321	IBM minus one STANDARD	2,727	2.03
6324	URLs	358	3.82
6463	Just the Facts	366	2.12
6497	Dark roads	5,615	2.86
6504	Convert Kilometers to Miles	255	1.37
6505	Decode the Strings	67	2.82
6549	Largest Rectangle in a Histogram	10,988	3.64
6550	All in All	2,375	2.54
6568	Simple Computers	291	4.71
6581	HTML	409	4.71
6800	Huffman Encoding	103	1.45
6850	Cows	629	2.51
6962	Maple Roundup	127	1.76
7287	Registration STANDARD	61,717	1.92
7420	Wall	983	2.39
7432	Disk Tree	775	1.73
7453	4 Values whose Sum is 0	6,646	4.39
7469	K-th Number	1,822	3.08
7490	Zero	4,030	2.06
7511	Poking the Social	1,008	2.50
7513	Pass	329	1.47
7562	Knight Moves STANDARD	26,970	1.90
7568	덩치	51,680	1.78

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