Solved by ember

#	Title	# Solved	Avg. Tries
1000	A+B STANDARD	328,018	2.59
1931	회의실 배정	56,499	3.21
2579	계단 오르기 STANDARD	56,031	2.91
2606	바이러스 STANDARD	64,639	2.16
2667	단지번호붙이기	60,351	2.31
9012	Parenthesis	81,873	2.15

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