- 2012-01-13POJ 1023 - The Fun Number System
- 2012-01-12POJ 1350 - Cabric Number Problem
- 2012-01-12POJ 1456 - Supermarket
- 2012-01-12POJ 1026 - Cipher
- 2012-01-11POJ 3614 - Sunscreen
- 2012-01-09Codeforces Round #101 (Div. 2) C - Queue
- 2012-01-09Codeforces Round #101 (Div. 2) D - Take-off Ramps
- 2012-01-09POJ 2384 - Harder Sokoban Problem
- 2012-01-06POJ 1195 - Mobile phones
- 2012-01-06POJ 2505 - A multiplication game
- 2012-01-05POJ 1144 - Network
- 2012-01-05POJ 1089 - Intervals
- 2011-12-29POJ 2506 - Tiling
- 2011-12-29POJ 1323 - Game Prediction
- 2011-12-29POJ 1906 - Three powers
- 2011-12-29POJ 2348 - Euclid's Game
- 2011-12-28POJ 1161 - Walls
- 2011-12-28POJ 3784 - Running Median
- 2011-12-28POJ 3281 - Dining
- 2011-12-26POJ 3099 - Go Go Gorelians