Solved by ykwang8

#	Title	# Solved	Avg. Tries
1000	A+B STANDARD	320,174	2.59
1001	A-B STANDARD	274,976	1.44
1158	요세푸스 문제	44,050	2.04
2493	탑	20,018	3.01
2557	Hello World STANDARD	353,800	2.54
4358	Hardwood Species	5,817	2.74
9012	Parenthesis	79,024	2.15
10998	A×B STANDARD	229,191	1.30

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