Solved by psj990406

#	Title	# Solved	Avg. Tries
1000	A+B STANDARD	315,653	2.58
1001	A-B STANDARD	270,983	1.44
1008	A/B STANDARD	223,225	2.90
2557	Hello World STANDARD	349,067	2.54
10869	사칙연산 STANDARD	223,096	2.23
10926	??! STANDARD	130,080	1.99
10998	A×B STANDARD	225,656	1.30

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