Solved by congalush9

#	Title	# Solved	Avg. Tries
1260	DFS와 BFS STANDARD	73,847	2.61
1697	Catch That Cow	51,730	3.81
2178	미로 탐색	65,762	2.22
2468	안전 영역	29,893	2.87
2667	단지번호붙이기	58,861	2.32
5014	Elevator Trouble	15,620	2.94

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