Solved by sung0305

#	Title	# Solved	Avg. Tries
27866	문자와 문자열 STANDARD	59,518	1.48
28278	스택 2	13,779	2.70
28279	덱 2	8,038	2.00
30802	Welcome Kit	9,722	1.87
31403	$A + B - C$	11,290	1.59

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