Solved by walgoo

#	Title	# Solved	Avg. Tries
1000	A+B STANDARD	320,835	2.59
1001	A-B STANDARD	275,566	1.44
2557	Hello World STANDARD	354,533	2.54
5525	IOIOI	10,975	3.36
7287	Registration STANDARD	62,093	1.92
10171	Cats STANDARD	183,632	2.80
10172	Dogs STANDARD	179,439	2.33
25083	새싹 STANDARD	72,602	1.89

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