| 2700 | Parity | 73.98%(5111/6909) |
| 2701 | Lampyridae Teleportae | 52.12%(221/424) |
| 2702 | Hex Tile Equations | 35.90%(70/195) |
| 2703 | The Bridges of San Mochti | 37.79%(99/262) |
| 2704 | Bulletin Board | 43.98%(106/241) |
| 2705 | Serial Numbers | 14.06%(36/256) |
| 2706 | Line & Circle Maze | 7.51%(13/173) |
| 2707 | Steganography | 35.94%(326/907) |
| 2708 | Vertical Histogram | 24.48%(1785/7293) |
| 2709 | Sumsets | 37.86%(2016/5325) |
| 2710 | Max Factor | 30.31%(6050/19963) |
| 2711 | Lost Cows | 43.20%(711/1646) |
| 2712 | The Cow Lineup | 42.60%(141/331) |
| 2713 | Jumping Cows | 34.29%(516/1505) |
| 2714 | ISBN | 31.76%(639/2012) |
| 2715 | Herd Sums | 51.91%(557/1073) |
| 2716 | Message Decowding | 42.55%(883/2075) |
| 2717 | Catch That Cow | 26.36%(10363/39309) |
| 2718 | Typesetting | 8.80%(19/216) |
| 2719 | The Seven Percent Solution | 72.19%(2570/3560) |
| 2721 | Persistent Bits | 51.72%(300/580) |
| 2722 | Here We Go(relians) Again | 49.21%(1029/2091) |
| 2723 | Electronic Document Security | 55.41%(205/370) |
| 2724 | Guard | 4.62%(9/195) |
| 2725 | Rock Skipping | 40.70%(116/285) |
| 2726 | Overflowing Bookshelf | 40.31%(104/258) |
| 2727 | Connect | 27.34%(73/267) |
| 2728 | Copier Reduction | 49.15%(290/590) |
| 2729 | Time to Graduate | 36.88%(59/160) |
| 2730 | Painter | 45.99%(126/274) |
| 2731 | Consecutive Digits | 57.29%(114/199) |
| 2732 | Leapin' Lizards | 39.67%(2330/5873) |
| 2733 | Netiquette | 34.03%(114/335) |
| 2734 | Quicksum | 65.99%(7180/10880) |
| 2735 | Linear Pachinko | 42.80%(101/236) |
| 2736 | Surprising Strings | 68.77%(425/618) |
| 2737 | Falling Ice | 12.61%(14/111) |
| 2738 | Frugal Search | 32.08%(51/159) |
| 2739 | Go Go Gorelians | 40.10%(77/192) |
| 2740 | Root of the Problem | 55.87%(738/1321) |
| 2751 | Cranes | 20.50%(82/400) |
| 2752 | WiFi | 33.57%(192/572) |
| 2753 | Exact Change | 33.79%(249/737) |
| 2754 | Dominos 2 | 29.71%(112/377) |
| 2755 | Logo 2 | 23.73%(70/295) |
| 2756 | Unique Snowflakes | 34.03%(310/911) |
| 2757 | Ocean Currents | 36.09%(754/2089) |
| 2758 | Colliding Traffic | 10.05%(19/189) |
| 2759 | Zerg Rush!!! | 7.01%(11/157) |
| 2760 | Scrolling Sign | 41.51%(88/212) |
| 2761 | Extended Normal Order Sort | 14.23%(36/253) |
| 2762 | Area of Polycubes | 42.68%(137/321) |
| 2763 | The Two Note Rag | 30.11%(56/186) |
| 2764 | Joe’s Triangular Gardens | 19.10%(17/89) |
| 2765 | Recursively Palindromic Partitions | 57.95%(204/352) |
| 2766 | Equilibrium Mobile | 26.67%(240/900) |
| 2767 | Proving Equivalences | 33.32%(4149/12452) |
| 2768 | Cat vs. Dog | 38.48%(1292/3358) |
| 2769 | Disgruntled Judge | 49.37%(275/557) |
| 2770 | Easy Climb | 38.57%(189/490) |
| 2771 | Sculpture | 31.40%(119/379) |
| 2772 | Matchsticks | 39.67%(388/978) |
| 2773 | White Water Rafting | 47.49%(237/499) |
| 2774 | Shuffle | 33.19%(153/461) |
| 2775 | Videopoker | 29.31%(68/232) |
| 2776 | Bordering on Madness | 8.22%(6/73) |
| 2777 | Jack of All Trades | 7.14%(19/266) |
| 2778 | LCR | 26.67%(725/2718) |
| 2779 | Party Party Party | 36.66%(279/761) |
| 2780 | Su-Su-Sudoku | 43.60%(412/945) |
| 2781 | Tanks a Lot | 19.20%(53/276) |
| 2782 | The Worm Turns | 38.41%(550/1432) |
| 2783 | You’ll be Working on the Railroad | 27.11%(93/343) |
| 2784 | Alea iacta est | 12.82%(10/78) |
| 2785 | On-Line Banking | 23.86%(110/461) |
| 2786 | International Collegiate Programming Contest | 12.08%(18/149) |
| 2787 | Careful Declaration | 6.69%(17/254) |
| 2788 | Stock Exchange | 32.63%(123/377) |
| 2789 | Wooden Fence | 16.36%(35/214) |
| 2790 | Safe Gambling | 12.93%(19/147) |
| 2791 | Government Help | 39.18%(96/245) |
| 2792 | Tree Insertions | 26.91%(67/249) |
| 2793 | Sum of Tribonacci Numbers | 37.43%(350/935) |
| 2794 | Match | 16.25%(45/277) |
| 2795 | Billboard | 39.34%(15078/38331) |
| 2796 | Coin Piles | 39.84%(102/256) |
| 2797 | Doors And Preguins | 12.99%(20/154) |
| 2798 | Cai In | 15.16%(47/310) |
| 2799 | Chess | 5.43%(10/184) |
