Solved by walgoo

#	Title	# Solved	Avg. Tries
1000	A+B STANDARD	302,165	2.57
1001	A-B STANDARD	258,978	1.44
2557	Hello World STANDARD	334,690	2.54
5525	IOIOI	9,675	3.36
7287	Registration STANDARD	58,550	1.92
10171	Cats STANDARD	172,500	2.83
10172	Dogs STANDARD	168,789	2.35
25083	새싹 STANDARD	64,444	1.89

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