| a640 | CPE:Winterim Backpacking Trip (UVa 907) | | 中等 | 0 / 0 |
| a641 | CPE:What is the Probability? (UVa 10056) | | 簡單 | 0 / 0 |
| a642 | CPE:Simple Addition (UVa 10994) | | 中等 | 0 / 0 |
| a643 | CPE:Jogging Trails (UVa 10296) | | 困難 | 0 / 0 |
| a644 | CPE:The Priest Mathematician (UVa 10254) | | 中等 | 0 / 0 |
| a645 | CPE:Shoemaker’s problem (UVa 10026) | | 中等 | 0 / 0 |
| a646 | CPE:You can say 11 (UVa 10929) | | 簡單 | 0 / 0 |
| a647 | CPE:Modular Fibonacci (UVa 10229) | | 中等 | 0 / 0 |
| a648 | CPE:Add bricks in the wall (UVa 11040) | | 簡單 | 0 / 0 |
| a649 | CPE:Reverse and Add (UVa 10018) | | 簡單 | 0 / 0 |
| a650 | CPE:(2/3/4)-D Sqr/Rects/Cubes/Boxes? (UVa 10177) | | 中等 | 0 / 0 |
| a651 | CPE:Children’s Game (UVa 10905) | | 中等 | 0 / 0 |
| a652 | CPE:Chess Queen (UVa 11538) | | 中等 | 0 / 0 |
| a653 | CPE:Bicoloring (UVa 10004) | | 簡單 | 0 / 0 |
| a654 | CPE:Traditional BINGO (UVa 10813) | | 簡單 | 0 / 0 |
| a655 | CPE:Bubbles and Buckets (UVa 11495) | | 中等 | 0 / 0 |
| a656 | CPE:Cable TV Network (UVa 1660) | | 困難 | 0 / 0 |
| a657 | CPE:Odd Sum (UVa 10783) | | 簡單 | 0 / 0 |
| a658 | CPE:The Counting Problem (UVa 1640) | | 中等 | 0 / 0 |
| a659 | CPE:Triangle Counting (UVa 11401) | | 中等 | 0 / 0 |
| a660 | CPE:Ant on a Chessboard (UVa 10161) | | 簡單 | 0 / 0 |
| a661 | CPE:Throwing cards away I (UVa 10935) | | 簡單 | 0 / 0 |
| a662 | CPE:Bit Mask (UVa 10718) | | 中等 | 0 / 0 |
| a663 | CPE:The Trip (UVa 10137) | | 中等 | 0 / 0 |
| a664 | CPE:Prince and Princess (UVa 10635) | | 中等 | 0 / 0 |
| a665 | CPE:DNA Consensus String (UVa 1368) | | 簡單 | 0 / 0 |
| a666 | CPE:The Tourist Guide (UVa 10099) | | 中等 | 0 / 0 |
| a667 | CPE:Closest Sums (UVa 10487) | | 簡單 | 0 / 0 |
| a668 | CPE:Strategic game (UVa 1292) | | 中等 | 0 / 0 |
| a669 | CPE:The jackpot (UVa 10684) | | 簡單 | 0 / 0 |