Solved by yys20051109

#	Title	# Solved	Avg. Tries
27433	팩토리얼 2	16,656	2.09
27866	문자와 문자열 STANDARD	59,368	1.48
28278	스택 2	13,734	2.70
28279	덱 2	8,004	1.99
28702	FizzBuzz	6,427	1.62
30802	Welcome Kit	9,647	1.87
30804	Fruit Tanghulu	3,353	2.94
31403	$A + B - C$	11,199	1.59

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