Solved by kxmjhwn

#	Title	# Solved	Avg. Tries
12865	평범한 배낭 STANDARD	36,091	2.76
14501	퇴사	36,037	1.98
14891	톱니바퀴	17,321	1.80
15649	N과 M (1) STANDARD	50,206	1.58
15650	N과 M (2) STANDARD	46,644	1.35

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