Solved by psj1564

#	Title	# Solved	Avg. Tries
1000	A+B STANDARD	323,016	2.59
1001	A-B STANDARD	277,527	1.44
2171	직사각형의 개수	243	2.55
2884	SPAVANAC	167,135	2.64
5639	Binary Search Tree	14,333	2.62
9655	돌 게임	20,638	1.50
10809	알파벳 찾기	110,713	1.87
10869	사칙연산 STANDARD	228,874	2.24
12605	Reverse Words (Small)	4,551	1.63

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