Solved by echocb

#	Title	# Solved	Avg. Tries
1629	곱셈	29,034	3.64
1931	회의실 배정	53,791	3.24
2231	Digit Generator	62,835	2.20
2309	일곱 난쟁이	46,530	2.40
3085	BOMBONI	12,679	2.93
4796	Happy Camper	11,415	2.53
11000	강의실 배정	12,445	3.38
13904	과제	4,923	1.89

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