Solved by tea2403

#	Title	# Solved	Avg. Tries
2557	Hello World STANDARD	352,585	2.54
3190	zmija	23,839	2.41
5430	Integer Lists STANDARD	26,954	4.89
7287	Registration STANDARD	61,752	1.92
10171	Cats STANDARD	182,572	2.80
10699	오늘 날짜 STANDARD	35,671	1.84
17478	재귀함수가 뭔가요?	20,288	2.55

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