Solved by firelight

#	Title	# Solved	Avg. Tries
1000	A+B STANDARD	302,165	2.57
1001	A-B STANDARD	258,978	1.44
1008	A/B STANDARD	212,437	2.90
2557	Hello World STANDARD	334,690	2.54
2558	A+B - 2 STANDARD	71,785	1.38
10869	사칙연산 STANDARD	212,309	2.22
10998	A×B STANDARD	214,880	1.30

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