Solved by delta4_x

#	Title	# Solved	Avg. Tries
10998	A×B STANDARD	240,117	1.30
10869	사칙연산 STANDARD	237,791	2.24
2557	Hello World STANDARD	369,273	2.53
1008	A/B STANDARD	237,870	2.90
1001	A-B STANDARD	287,149	1.45
1000	A+B STANDARD	334,059	2.60

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