Solved by joongjine

#	Title	# Solved	Avg. Tries
1000	A+B STANDARD	303,546	2.57
1001	A-B STANDARD	260,206	1.44
1008	A/B STANDARD	213,543	2.90
2557	Hello World STANDARD	336,175	2.54
10871	X보다 작은 수 STANDARD	144,518	1.84
10926	??! STANDARD	121,723	1.98
10998	A×B STANDARD	215,856	1.30
14681	Quadrant Selection STANDARD	146,453	1.64

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