Solved by qhqooo

#	Title	# Solved	Avg. Tries
1000	A+B STANDARD	298,036	2.56
1001	A-B STANDARD	255,324	1.44
1008	A/B STANDARD	209,164	2.90
2557	Hello World STANDARD	330,321	2.54
10869	사칙연산 STANDARD	209,126	2.21
10998	A×B STANDARD	211,623	1.30

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