| a490 | CPE：Decoding (UVa 11541) | | 簡單 | 0 / 0 |
| a491 | CPE：Division of Nlogonia (UVa 11498) | | 簡單 | 0 / 0 |
| a492 | CPE：GCD (UVa 11417) | | 簡單 | 0 / 0 |
| a493 | CPE：Summing Digits (UVa 11332) | | 簡單 | 0 / 0 |
| a494 | CPE：2 the 9s (UVa 10922) | | 簡單 | 0 / 0 |
| a495 | CPE：Combination Lock (UVa 10550) | | 簡單 | 0 / 0 |
| a496 | CPE：Guessing Game (UVa 10530) | | 簡單 | 0 / 0 |
| a497 | CPE：Happy Number (UVa 10591) | | 簡單 | 0 / 0 |
| a498 | CPE：Quadtrees (UVa 297) | | 中等 | 0 / 0 |
| a499 | CPE：False coin (UVa 665) | | 中等 | 0 / 0 |
| a500 | CPE：Containers (UVa 1062) | | 中等 | 0 / 0 |
| a501 | CPE：Minesweeper (UVa 10189) | | 簡單 | 0 / 0 |
| a502 | CPE：Brainfuck (UVa 11956) | | 簡單 | 0 / 0 |
| a503 | CPE：Guard the Land (UVa 11639) | | 簡單 | 0 / 0 |
| a504 | CPE：Count these Permutations (UVa 13204) | | 困難 | 0 / 0 |
| a505 | CPE：Subset sum (UVa 12911) | | 困難 | 0 / 0 |
| a506 | CPE：LCM Pair Sum (UVa 12546) | | 困難 | 0 / 0 |
| a507 | CPE：Forwarding Emails (UVa 12442) | | 中等 | 0 / 0 |
| a508 | CPE：Grid of Lamps (UVa 12382) | | 困難 | 0 / 0 |
| a509 | CPE：Moving to Nuremberg (UVa 12223) | | 困難 | 0 / 0 |
| a510 | CPE：Checkers (UVa 11957) | | 中等 | 0 / 0 |
| a511 | CPE：Skyscraper (UVa 11908) | | 中等 | 0 / 0 |
| a512 | CPE：Alternate Task (UVa 11728) | | 簡單 | 0 / 0 |
| a513 | CPE：Food portion size (UVa 11633) | | 困難 | 0 / 0 |
| a514 | CPE：Beautiful Numbers (UVa 11472) | | 困難 | 0 / 0 |
| a515 | CPE：Having Fun with Matrices (UVa 11360) | | 簡單 | 0 / 0 |
| a516 | CPE：Coin Collector (UVa 11264) | | 中等 | 0 / 0 |
| a517 | CPE：Decoding the message (UVa 11220) | | 簡單 | 0 / 0 |
| a518 | CPE：Dynamic Frog (UVa 11157) | | 中等 | 0 / 0 |
| a519 | CPE：Back to the 8-Queens (UVa 11085) | | 中等 | 0 / 0 |