Solved by wuhyun0111

#	Title	# Solved	Avg. Tries
27323	직사각형	19,876	1.15
27433	팩토리얼 2	13,867	2.08
27866	문자와 문자열 STANDARD	50,463	1.47
27959	초코바	4,385	1.43
28278	스택 2	10,969	2.71
28279	덱 2	6,317	2.02
30802	Welcome Kit	5,061	1.79
31403	$A + B - C$	6,242	1.55

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