Solved by 97mjh1012

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#Level Title # Solved Avg. Tries Random

#	Title	# Solved	Avg. Tries
9421	Happy Prime Number	936	1.86
9413	Two Longest Paths	221	1.90
9373	Getting Through	440	4.51
9370	Destination Unknown	5,865	3.93
9345	DVDs	1,753	2.45
9328	Keys	5,289	3.64
9253	스페셜 저지 STANDARD	592	1.67
9252	LCS 2	14,881	2.59
9251	LCS	31,900	2.40
9250	문자열 집합 판별	1,230	2.75
9249	최장 공통 부분 문자열	612	3.38
9248	Suffix Array	1,304	2.48
9240	Robert Hood	1,610	2.75
9205	Kastenlauf	11,955	2.47
9095	Adding 1s, 2s, and 3s	64,777	1.54
9019	DSLR	15,532	4.76
9012	Parenthesis	83,238	2.14
8992	Pickup Game	337	2.70
8958	Score	101,950	1.92
8912	Sales	264	1.10
8898	Sports Reporters	53	4.30
8879	Surely You Congest	57	3.82
8872	빌라봉	480	3.56
8393	Sum STANDARD	173,468	1.57
8012	Byteasar the Travelling Salesman	873	1.75
7626	Rectangles	711	4.04
7616	Disjoint paths	218	6.28
7579	앱 STANDARD	10,121	2.99
7576	토마토 STANDARD	55,179	2.65
7569	토마토 STANDARD	34,427	2.32
7562	Knight Moves STANDARD	28,512	1.89
7538	Incomplete chess boards	37	1.41
7469	K-th Number	1,898	3.05
7287	Registration STANDARD	64,471	1.92
7154	Job Postings	198	3.07
6603	Lotto	27,139	1.79
6593	Dungeon Master	8,159	2.53
6588	Goldbach's Conjecture	13,053	4.56
6549	Largest Rectangle in a Histogram	11,648	3.61
6543	The Bottom of a Graph	658	1.86
6497	Dark roads	6,030	2.84
6300	Word Puzzles	62	2.58
6264	Sub-dictionary	87	4.52
6241	Dining	238	2.19
6236	Monthly Expense	4,998	3.42
6086	Total Flow	2,742	3.61
5735	Emoticons :-)	157	3.48
5719	Almost Shortest Path	4,039	5.07
5676	Interval Product STANDARD	2,674	3.01
5670	Cellphone Typing	2,864	2.81