Solved by recursive

#	Title	# Solved	Avg. Tries
6497	Dark roads	5,887	2.84
6416	Is It A Tree? STANDARD	1,146	4.92
6359	The Drunk Jailer	6,828	1.40
6246	The Flower Garden	916	1.54
6236	Monthly Expense	4,893	3.43
6220	Making Change	117	1.59
6219	Qualified Primes	1,080	2.25
6159	Costume Party	926	1.76
6131	Perfect Squares	2,869	1.36
5988	Even? Odd?	6,419	2.03
5800	Class Statistics	6,121	1.88
5719	Almost Shortest Path	3,975	5.08
5717	Og	12,334	1.29
5671	Different Digits	1,500	1.75
5639	Binary Search Tree	14,670	2.61
5622	BAKA	78,627	1.71
5612	터널의 입구와 출구	2,299	1.87
5598	The Caesar Cipher	6,887	1.78
5597	Who have not handed in ?	69,846	1.94
5596	Score	12,740	1.22
5586	JOI와 IOI	4,066	1.27
5585	거스름돈	27,887	1.52
5576	콘테스트	6,063	1.26
5575	타임 카드	6,894	1.32
5567	결혼식	8,570	2.23
5565	영수증	13,780	1.14
5557	1학년	8,190	2.09
5554	심부름 가는 길 STANDARD	14,254	1.18
5543	상근날드	28,441	1.47
5532	방학 숙제	12,565	1.56
5522	카드 게임	18,746	1.21
5430	Integer Lists STANDARD	28,087	4.86
5427	Fire	9,346	3.91
5397	Keylogger	13,934	3.54
5339	Call For Help STANDARD	16,033	1.48
5338	Microsoft Logo	21,255	1.25
5337	Welcome	18,821	1.37
5218	Alphabet Distances	4,819	1.53
5086	Factors And Multiples	40,598	1.60
5063	Nasty Hacks	11,072	1.43
5052	Phone List	10,606	3.18
5032	Soda Surpler	3,614	1.77
5022	Connect	486	4.74
5014	Elevator Trouble	15,964	2.93
4999	Aaah! STANDARD	15,192	1.60
4963	How Many Islands? STANDARD	28,442	2.00
4949	The Balance of the World	42,921	3.03
4948	Chebyshev's Theorem	36,387	2.55
4811	Pills	4,650	1.46
4803	Trees	5,413	3.02

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