Solved by nhw1120

#	Title	# Solved	Avg. Tries
10998	A×B STANDARD	224,080	1.30
10869	사칙연산 STANDARD	221,499	2.23
2557	Hello World STANDARD	346,873	2.54
1008	A/B STANDARD	221,674	2.90
1001	A-B STANDARD	269,218	1.44
1000	A+B STANDARD	313,599	2.58

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