Solved by jtkim965

#	Title	# Solved	Avg. Tries
27323	직사각형	22,598	1.15
27433	팩토리얼 2	16,099	2.09
27866	문자와 문자열 STANDARD	57,028	1.48
31403	$A + B - C$	10,033	1.58

1345