Solved by rldh1111

#	Title	# Solved	Avg. Tries
27433	팩토리얼 2	16,298	2.09
27866	문자와 문자열 STANDARD	57,864	1.48
30804	Fruit Tanghulu	3,144	2.95
30805	Lexicographically Largest Common Subsequence	1,154	3.18
31403	$A + B - C$	10,475	1.58

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