Solved by rkfhxh1

#	Title	# Solved	Avg. Tries
1000	A+B STANDARD	322,865	2.59
1001	A-B STANDARD	277,350	1.44
2557	Hello World STANDARD	356,751	2.54
2920	NOTE	55,580	1.74
10869	사칙연산 STANDARD	228,750	2.24

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