#깊이 우선 탐색 dfs

#	제목	푼 사람 수	평균 시도
4677	Oil Deposits	377	1.32
4803	트리	5,096	3.04
4810	Contour Tracing	9	1.67
4840	Tree Grafting	12	1.58
4852	Winter Festival	40	1.33
4950	Identically Colored Panels Connection	14	1.57
4963	섬의 개수 STANDARD	27,723	2.00
4983	Curling 2.0	13	1.23
4993	Red and Black	155	1.39
5033	Money Matters	65	1.46
5048	Getting Gold	48	2.02
5053	Cuckoo Hashing	12	3.17
5227	Game of Stones	28	2.57
5237	Connected or Not Connected	134	1.46
5473	Flood	18	1.50
5477	마라톤 훈련 방해하기	32	2.06
5547	일루미네이션	828	1.62
5578	薄氷渡り	53	1.77
5604	問題3	83	1.51
5748	Power Generation	2	5.50
5786	I hate SPAM, but some people love it	20	1.35
5829	Luxury River Cruise	170	3.99
5845	Perimeter	58	2.52
5850	Perimeter	141	2.79
5868	Crazy Fences	31	3.68
5871	Balanced Trees	7	2.57
5876	Horseshoes	67	2.03
5886	Unlocking Blocks	8	1.25
5936	Candy	30	4.67
5938	Daisy Chains in the Field	338	2.49
5958	Space Exploration	219	1.42
5978	Odd degrees	45	2.29
5986	3D Space Exploration	72	1.58
5992	The Leisurely Stroll	46	1.15
6031	Feeding Time	157	1.43
6048	Water Slides	13	2.31
6059	Pasture Walking	88	1.49
6067	Guarding the Farm	90	1.97
6072	Trick or Treat on the Farm	22	1.50
6080	Bad Grass	238	1.74
6148	Bookshelf 2	223	2.20
6174	The Loathesome Hay Baler	32	3.34
6179	Oh Those Rollers	60	2.82
6188	Clear Cold Water	128	1.80
6207	Cow Picnic	135	1.62
6232	Ranking the Cows	35	1.57
6304	The die is cast	13	2.92
6369	Plato’s Blocks	6	2.83
6382	N-Credible Mazes	21	1.48
6383	SPF	24	2.54

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