Solved by kxmjhwn

#	Title	# Solved	Avg. Tries
12865	평범한 배낭 STANDARD	38,961	2.75
14501	퇴사	37,977	1.97
14891	톱니바퀴	18,093	1.80
15649	N과 M (1) STANDARD	53,352	1.58
15650	N과 M (2) STANDARD	49,953	1.35

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