Solved by milleion1001

#	Title	# Solved	Avg. Tries
27323	직사각형	24,841	1.14
27433	팩토리얼 2	17,581	2.09
27866	문자와 문자열 STANDARD	62,513	1.48
28278	스택 2	14,836	2.68
28279	덱 2	8,630	1.99
31403	$A + B - C$	12,988	1.59

145678