IDI Open 2009

	#	제목
A	11117	Letter Cookies
B	11118	Bicycle puzzle
C	11119	Geometry Darts
D	11120	Box Betting
E	11121	Communication Channels
F	11122	Train Tickets
G	11123	양 한마리... 양 두마리...
H	11124	Rubiks Cube
I	11125	Marble Madness
J	11126	Robberies
K	11127	Robotic Encryption