번호	제목
23408	Connectivity
23409	Absolute Pairwise Distance
23410	Multiplication and Division by 2
23411	Festive Baobab
23412	Flatland Elections
23413	Eggs
23414	Removing Pairs
23415	Boxes on a Shelf
23416	Two Slicers
23417	Ants
23418	Blend
23419	Backup
23420	bit gisect
23421	Slots
23422	Tea Sort
23423	Shooting
23424	Accelerometers calibration
23425	Trees
23426	Team order
23427	Ostap's dream