Solved by kimyuri

#	Title	# Solved	Avg. Tries
2455	지능형 기차	19,692	1.32
2997	CETIRI	2,904	1.79
4884	Sometimes, a penalty is good!	212	3.43
10250	ACM Hotel	56,775	3.01
17478	재귀함수가 뭔가요?	18,970	2.56

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