Solved by liha1110

#	Title	# Solved	Avg. Tries
1000	A+B STANDARD	303,355	2.57
1001	A-B STANDARD	260,038	1.44
2557	Hello World STANDARD	335,967	2.54
2744	대소문자 바꾸기 STANDARD	21,535	1.32
10998	A×B STANDARD	215,808	1.30

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