Solved by xodjs0921

#	Title	# Solved	Avg. Tries
1000	A+B STANDARD	301,973	2.57
1001	A-B STANDARD	258,798	1.44
1008	A/B STANDARD	212,257	2.90
2557	Hello World STANDARD	334,488	2.54
10869	사칙연산 STANDARD	212,140	2.22
10926	??! STANDARD	120,554	1.98
10998	A×B STANDARD	214,718	1.30

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