Solved by devsuwon

#	Title	# Solved	Avg. Tries
1000	A+B STANDARD	309,233	2.57
1001	A-B STANDARD	265,284	1.44
1008	A/B STANDARD	218,194	2.90
2557	Hello World STANDARD	342,167	2.54
10869	사칙연산 STANDARD	217,994	2.23
10998	A×B STANDARD	220,551	1.30

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