Solved by ljj3499

#	Title	# Solved	Avg. Tries
1260	DFS와 BFS STANDARD	71,006	2.63
1697	Catch That Cow	49,614	3.83
2583	영역 구하기	23,328	1.73
2606	바이러스 STANDARD	60,104	2.17
14502	연구소	34,848	1.81

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