Solved by 58eunsu

#	Title	# Solved	Avg. Tries
1000	A+B STANDARD	328,131	2.59
1001	A-B STANDARD	282,151	1.45
1008	A/B STANDARD	233,405	2.89
2557	Hello World STANDARD	362,413	2.54
10869	사칙연산 STANDARD	233,106	2.24
10926	??! STANDARD	138,953	1.99
10998	A×B STANDARD	235,598	1.30

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