Solved by la_gom

#	Title	# Solved	Avg. Tries
9012	Parenthesis	78,024	2.16
10773	Zero That Out	58,838	1.46
10828	스택	75,095	2.63
10866	덱	42,871	1.78
11866	요세푸스 문제 0	42,480	1.77
17298	오큰수	24,422	2.88

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