Solved by yoooon0718

#	Title	# Solved	Avg. Tries
27866	문자와 문자열 STANDARD	57,801	1.48
27959	초코바	5,127	1.43
28702	FizzBuzz	5,982	1.61
30802	Welcome Kit	8,867	1.87
31403	$A + B - C$	10,484	1.58

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