Solved by oiocha

#	Title	# Solved	Avg. Tries
5430	Integer Lists STANDARD	27,375	4.88
5444	Serial Numbers	111	2.57
5446	The Great Cleanup	464	2.82
5530	JOIOI 탑	224	2.48
5532	방학 숙제	12,379	1.56
5542	JOI 국가의 행사	384	2.07
5543	상근날드	28,151	1.47
5554	심부름 가는 길 STANDARD	14,061	1.18
5575	타임 카드	6,745	1.31
5596	Score	12,501	1.22
5639	Binary Search Tree	14,333	2.62
5670	Cellphone Typing	2,722	2.84
5820	경주	616	4.72
5853	Seating	51	3.84
5893	Times17	3,591	1.75
5928	Contest Timing	2,572	1.80
5962	Generic Cow Protests	63	2.41
6087	Laserphones	3,079	4.33
6091	Reconstruction	471	1.71
6217	Tallest Cow	53	2.38
6312	Triangles	24	4.17
6549	Largest Rectangle in a Histogram	11,167	3.63
6763	Speed fines are not fine!	2,612	1.57
6764	Sounds fishy!	2,360	2.42
6778	Which Alien?	3,603	1.45
7469	K-th Number	1,848	3.07
7626	Rectangles	665	4.07
8083	Rectangles	10	1.50
8112	Ones And Zeros 2	341	3.08
8393	Sum STANDARD	168,126	1.56
8452	그래프와 쿼리	255	3.78
8462	배열의 힘	938	2.41
8889	Contour Maps	95	3.12
8891	Dot Number	505	1.84
8893	Pandora	89	2.35
8895	Pole Arrangement	767	1.65
8897	Slicing Tree	17	4.29
8899	Square Annulus	30	4.33
9012	Parenthesis	79,836	2.15
9249	최장 공통 부분 문자열	594	3.42
9250	문자열 집합 판별	1,180	2.78
9251	LCS	30,440	2.42
9372	Flying Safely	11,739	1.62
9461	Padovan Sequence	42,900	2.30
9540	Draughts	48	2.56
9543	Crane	60	1.60
9545	Digraphs	58	2.67
9663	N-Queen	40,359	2.14
9867	Optimal Milking	123	1.74
9938	LADICE	918	3.31

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