Solved by tea2403

#	Title	# Solved	Avg. Tries
2557	Hello World STANDARD	362,548	2.54
3190	zmija	24,540	2.40
5430	Integer Lists STANDARD	28,160	4.86
7287	Registration STANDARD	63,538	1.92
10171	Cats STANDARD	188,431	2.79
10699	오늘 날짜 STANDARD	37,708	1.85
17478	재귀함수가 뭔가요?	21,124	2.55

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