Solved by noobcamper

#	Title	# Solved	Avg. Tries
1000	A+B STANDARD	316,860	2.58
1001	A-B STANDARD	272,084	1.44
1008	A/B STANDARD	224,188	2.90
2420	Make a Difference STANDARD	29,898	2.16
2557	Hello World STANDARD	350,315	2.54
10828	스택	75,095	2.63

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