Solved by chltjddn23

#	Title	# Solved	Avg. Tries
1000	A+B STANDARD	298,612	2.56
1001	A-B STANDARD	255,827	1.44
1008	A/B STANDARD	209,617	2.90
2557	Hello World STANDARD	330,940	2.54
2558	A+B - 2 STANDARD	70,959	1.38
10869	사칙연산 STANDARD	209,568	2.22
10998	A×B STANDARD	212,077	1.30

1