Solved by chdaud23

#	Title	# Solved	Avg. Tries
1000	A+B STANDARD	320,835	2.59
1001	A-B STANDARD	275,566	1.44
1008	A/B STANDARD	227,343	2.90
2557	Hello World STANDARD	354,533	2.54
10869	사칙연산 STANDARD	227,140	2.23
10926	??! STANDARD	133,642	1.99
10998	A×B STANDARD	229,737	1.30

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