Solved by 7ejwql

#	Title	# Solved	Avg. Tries
27323	직사각형	24,938	1.14
27866	문자와 문자열 STANDARD	62,796	1.48
28702	FizzBuzz	7,500	1.63
30802	Welcome Kit	11,410	1.88
31403	$A + B - C$	13,147	1.60

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