Solved by sb007

#	Title	# Solved	Avg. Tries
10998	A×B STANDARD	237,021	1.30
10869	사칙연산 STANDARD	234,420	2.24
2557	Hello World STANDARD	364,557	2.54
1001	A-B STANDARD	283,741	1.45
1000	A+B STANDARD	329,965	2.59

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