Solved by ljy00416

#	Title	# Solved	Avg. Tries
1000	A+B STANDARD	335,466	2.60
1001	A-B STANDARD	288,421	1.45
1008	A/B STANDARD	239,050	2.90
2557	Hello World STANDARD	370,724	2.53
10869	사칙연산 STANDARD	239,091	2.24
10926	??! STANDARD	143,624	1.99
10998	A×B STANDARD	241,251	1.30

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