Solved by plhw90

#	Title	# Solved	Avg. Tries
14620	꽃길	4,187	1.88
15649	N과 M (1) STANDARD	53,457	1.58
16956	늑대와 양	2,967	2.06
17298	오큰수	26,320	2.84
18870	좌표 압축	37,647	2.50

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