Solved by j1s8

#	Title	# Solved	Avg. Tries
27323	직사각형	22,915	1.15
27433	팩토리얼 2	16,298	2.09
27866	문자와 문자열 STANDARD	57,979	1.48
27890	Exceptional Little Fountain	1,200	1.18
27908	Kalendar	94	1.70
28278	스택 2	13,305	2.71
28279	덱 2	7,705	2.00
28453	Previous Level	1,379	1.21
28702	FizzBuzz	6,026	1.61
29615	알파빌과 베타빌	640	1.50
30178	Perfect Triples	18	1.56
30214	An Easy-Peasy Problem	1,799	1.45
30802	Welcome Kit	8,987	1.87
30804	Fruit Tanghulu	3,144	2.95
31403	$A + B - C$	10,573	1.59
31561	시계탑	679	1.46
31562	전주 듣고 노래 맞히기	710	1.50

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