Solved by congalush9

#	Title	# Solved	Avg. Tries
1260	DFS와 BFS STANDARD	75,688	2.60
1697	Catch That Cow	53,167	3.80
2178	미로 탐색	67,417	2.22
2468	안전 영역	30,615	2.86
2667	단지번호붙이기	60,351	2.31
5014	Elevator Trouble	16,007	2.93

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