Solved by bluelabels

#	Title	# Solved	Avg. Tries
11720	숫자의 합 STANDARD	135,478	1.78
14681	Quadrant Selection STANDARD	164,067	1.64
15552	빠른 A+B STANDARD	134,869	2.20
15596	정수 N개의 합	62,090	1.98

12