번호	제목
26197	The Game
26198	Chronogram
26199	Permutations
26200	Sokoban
26201	Finding Maximal Non-Trivial Monotones
26202	Fun with Stones
26203	Cutting with Lasers
26204	Displacing Particles
26205	Eliminating Ballons
26206	Multidimensional Hangman
26207	Geometry of Triangles
26208	Helping the Transit
26209	Intercepting Information
26210	Playing 23
26211	Kalel, the Jumping Frog
26212	Listing Tedious Paths
26213	Hopscotch Marathon
26214	Numbers on both Sides
26215	눈 치우기
26216	은나무