Solved by ksh3013

#	Title	# Solved	Avg. Tries
11720	숫자의 합 STANDARD	132,207	1.78
14656	조교는 새디스트야!!	3,542	1.22
14681	Quadrant Selection STANDARD	159,809	1.64
25083	새싹 STANDARD	74,878	1.88

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