- ADDREV - Adding Reversed Numbers
- AMR10G - Christmas Play
- CANDY - Candy I
- FACEFRND - Friends of Friends
- EMTY2 - Can You Make It Empty 2
- PT07Z - Longest path in a tree
- PTIME - Prime Time
- AMR11E - Distinct Primes
- APS - Amazing Prime Sequence
- PERMUT2 - Ambiguous Permutations
- AE1B - Tables
- HANGOVER - Hangover
- GERGOVIA - Wine trading in Gergovia
- DIVSUM - Divisor Summation
- MB1 - PP numbers
- MICEMAZE - Mice and Maze
- CAM5 - prayatna PR
- DCEPC501 - Save Thy Toys
- SNGINT - Encode Integer
- ELEVTRBL - Elevator Trouble
- PIGBANK - Piggy-Bank
- FARIDA - Princess Farida
- 10608 - Friends
- 10004 - Bicoloring
- 10308 - Roads in the North
- 11518 - Dominos 2
- 11456 - Trainsorting
- 10161 - Ant on a Chessboard
- 11709 - Trust groups
- 11561 - Getting Gold
- 11770 - Lighting Away
- 10099 - The Tourist Guide
- 11573 - Ocean Currents
- 10020 - Minimal coverage
- 247 - Calling Circles
- 11504 - Dominos
- 11838 - Come and Go
- 988 - Many Paths, One Destination
- 10285 - Longest Run on a Snowboard
- 924 - Spreading The News
- 624 - CD
- 10986 - Sending email
- 11631 - Dark roads