Solved by syk7071s

#	Title	# Solved	Avg. Tries
10998	A×B STANDARD	229,191	1.30
10869	사칙연산 STANDARD	226,598	2.23
2557	Hello World STANDARD	353,800	2.54
1001	A-B STANDARD	274,976	1.44
1000	A+B STANDARD	320,174	2.59

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