Solved by jun220

#	Title	# Solved	Avg. Tries
27866	문자와 문자열 STANDARD	53,461	1.48
28702	FizzBuzz	4,575	1.59
30802	Welcome Kit	6,795	1.84
31403	$A + B - C$	8,158	1.57
31450	Everyone is a winner	1,420	1.30

123