Solved by rcw4431

#	Title	# Solved	Avg. Tries
1000	A+B STANDARD	330,945	2.59
1001	A-B STANDARD	284,573	1.45
1008	A/B STANDARD	235,575	2.90
2557	Hello World STANDARD	365,751	2.54
10869	사칙연산 STANDARD	235,254	2.24
10926	??! STANDARD	140,753	1.99
10998	A×B STANDARD	237,807	1.30

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