| ID | Title | Ratio(AC/submit) |
Date |
| 3600 | Subimage Recognition | 37%(1266/3333) | Jan 9, 2026 |
| 3601 | Tower of Hanoi | 30%(781/2555) | Dec 10, 2025 |
| 3602 | Typographical Ligatures | 43%(581/1332) | Jan 7, 2026 |
| 3603 | Zen Puzzle Garden | 24%(75/307) | Dec 3, 2025 |
| 3604 | Professor Ben | 25%(2361/9288) | Dec 10, 2025 |
| 3605 | Sheryl's Circuit I | 41%(524/1256) | Dec 3, 2025 |
| 3606 | Sheryl's Circuit II | 41%(222/536) | Dec 10, 2025 |
| 3607 | Distribution of Toys | 16%(206/1248) | Dec 3, 2025 |
| 3608 | Bridge Across Islands | 28%(4204/14716) | Nov 25, 2025 |
| 3609 | Reset Sequence | 36%(368/1010) | Dec 29, 2025 |
| 3610 | Maclaurin Series of Reciprocals | 24%(64/261) | Dec 3, 2025 |
| 3611 | Minimum Weighted Perfect Fractional b-Matching | 34%(48/141) | Dec 10, 2025 |
| 3612 | Telephone Wire | 34%(1338/3900) | Jan 8, 2026 |
| 3613 | Cow Relays | 39%(4672/11894) | Jan 7, 2026 |
| 3614 | Sunscreen | 35%(6686/18849) | Jan 7, 2026 |
| 3615 | Cow Hurdles | 42%(4498/10591) | Jan 7, 2026 |
| 3616 | Milking Time | 45%(12276/26902) | Jan 8, 2026 |
| 3617 | Best Cow Line | 24%(16068/64895) | Dec 25, 2025 |
| 3618 | Exploration | 47%(2452/5121) | Nov 20, 2025 |
| 3619 | Speed Reading | 46%(4695/10001) | Dec 10, 2025 |
| 3620 | Avoid The Lakes | 51%(5417/10563) | Jan 8, 2026 |
| 3621 | Sightseeing Cows | 33%(4891/14774) | Jan 7, 2026 |
| 3622 | Gourmet Grazers | 35%(1026/2862) | Jan 8, 2026 |
| 3623 | Best Cow Line, Gold | 33%(2355/7021) | Jan 7, 2026 |
| 3624 | Charm Bracelet | 41%(32380/77710) | Jan 5, 2026 |
| 3625 | Building Roads | 26%(3913/14500) | Jan 8, 2026 |
| 3626 | Mud Puddles | 55%(2105/3822) | Jan 9, 2026 |
| 3627 | Bookshelf | 49%(5102/10339) | Jan 7, 2026 |
| 3628 | Bookshelf 2 | 44%(6295/14168) | Jan 7, 2026 |
| 3629 | Card Stacking | 32%(3020/9332) | Jan 10, 2026 |
| 3630 | Phone List | 25%(13775/53186) | Dec 14, 2025 |
| 3631 | Cuckoo Hashing | 33%(446/1344) | Jan 7, 2026 |
| 3632 | Optimal Parking | 60%(5184/8639) | Nov 20, 2025 |
| 3633 | Copying DNA | 34%(315/915) | Jan 8, 2026 |
| 3634 | Circle of Debt | 33%(114/339) | Jan 8, 2026 |
| 3635 | Full Tank? | 36%(6284/17072) | Dec 17, 2025 |
| 3636 | Nested Dolls | 27%(2537/9195) | Jan 9, 2026 |
| 3637 | Shopaholic | 57%(3190/5562) | Jan 7, 2026 |
| 3638 | Moogle | 42%(611/1426) | Dec 3, 2025 |
| 3639 | Exchange Rates | 34%(981/2807) | Dec 3, 2025 |
| 3640 | Conformity | 27%(1092/4015) | Jan 8, 2026 |
| 3641 | Pseudoprime numbers | 42%(7869/18327) | Jan 8, 2026 |
| 3642 | Carpool | 19%(176/913) | Jan 8, 2026 |
| 3643 | Friend or Foe? | 28%(309/1083) | Dec 10, 2025 |
| 3644 | Gangs | 31%(152/487) | Jan 8, 2026 |
| 3645 | Smeech | 26%(717/2755) | Dec 10, 2025 |
| 3646 | The Dragon of Loowater | 47%(2314/4875) | Jan 7, 2026 |
| 3647 | Tournament | 22%(170/762) | Dec 10, 2025 |
| 3648 | Wedding | 30%(4318/14337) | Dec 10, 2025 |
| 3649 | Typesetting | 41%(258/628) | Dec 10, 2025 |
| 3650 | The Seven Percent Solution | 66%(5546/8303) | Nov 20, 2025 |
| 3651 | Slink | 23%(27/114) | Dec 10, 2025 |
| 3652 | Persistent Bits | 56%(1639/2877) | Nov 26, 2025 |
| 3653 | Here We Go(relians) Again | 42%(738/1731) | Dec 10, 2025 |
| 3654 | Electronic Document Security | 59%(686/1162) | Dec 10, 2025 |
| 3655 | Guard | 37%(101/268) | Oct 21, 2025 |
| 3656 | Rock Skipping | 40%(726/1777) | Nov 26, 2025 |
| 3657 | Haybale Guessing | 26%(780/2952) | Dec 3, 2025 |
| 3658 | Artificial Lake | 35%(866/2440) | Jan 7, 2026 |
| 3659 | Cell Phone Network | 34%(3430/9841) | Jan 8, 2026 |
| 3660 | Cow Contest | 55%(16128/28880) | Jan 8, 2026 |
| 3661 | Running | 37%(3330/8952) | Jan 8, 2026 |
| 3662 | Telephone Lines | 34%(4997/14342) | Jan 8, 2026 |
| 3663 | Costume Party | 39%(6904/17696) | Jan 7, 2026 |
| 3664 | Election Time | 48%(6121/12534) | Dec 21, 2025 |
| 3665 | iCow | 36%(2565/7020) | Jan 7, 2026 |
| 3666 | Making the Grade | 45%(7683/16948) | Jan 7, 2026 |
| 3667 | Hotel | 43%(11301/26099) | Jan 8, 2026 |
| 3668 | Game of Lines | 37%(2825/7503) | Jan 7, 2026 |
| 3669 | Meteor Shower | 25%(10378/40815) | Jan 8, 2026 |
| 3670 | Eating Together | 48%(3882/8041) | Jan 8, 2026 |
| 3671 | Dining Cows | 40%(3855/9428) | Jan 7, 2026 |
| 3672 | Long Distance Racing | 53%(4937/9284) | Jan 7, 2026 |
| 3673 | Cow Multiplication | 68%(10121/14689) | Jan 7, 2026 |
| 3674 | Super Assassin | 22%(564/2560) | Dec 10, 2025 |
| 3675 | Telescope | 27%(1276/4709) | Jan 7, 2026 |
| 3676 | Tomorrow Genius 2008 | 16%(18/107) | Dec 3, 2025 |
| 3677 | Chemical Weighing | 15%(94/609) | Dec 10, 2025 |
| 3678 | Katu Puzzle | 35%(5445/15136) | Jan 7, 2026 |
| 3679 | The Delivery of Control | 29%(74/255) | Dec 10, 2025 |
| 3680 | Intervals | 43%(4549/10568) | Jan 8, 2026 |
| 3681 | Finding the Rectangle | 30%(1031/3410) | Jan 8, 2026 |
| 3682 | King Arthur's Birthday Celebration | 32%(1508/4607) | Jan 9, 2026 |
| 3683 | Priest John's Busiest Day | 33%(5143/15354) | Jan 8, 2026 |
| 3684 | Physics Experiment | 35%(1886/5265) | Jan 8, 2026 |
| 3685 | Matrix | 31%(4828/15116) | Jan 6, 2026 |
| 3686 | The Windy's | 39%(2962/7420) | Dec 10, 2025 |
| 3687 | Labeling Balls | 28%(5930/20549) | Dec 10, 2025 |
| 3688 | Cheat in the Game | 38%(680/1744) | Dec 10, 2025 |
| 3689 | Equations | 9%(148/1559) | Jan 7, 2026 |
| 3690 | Constellations | 20%(1644/7961) | Dec 10, 2025 |
| 3691 | DNA repair | 45%(3940/8742) | Nov 25, 2025 |
| 3692 | Kindergarten | 47%(4509/9498) | Jan 8, 2026 |
| 3693 | Maximum repetition substring | 30%(4484/14797) | Jan 7, 2026 |
| 3694 | Network | 34%(6509/18764) | Jan 8, 2026 |
| 3695 | Rectangles | 30%(1311/4355) | Nov 25, 2025 |
| 3696 | The Luckiest number | 24%(3131/12728) | Dec 10, 2025 |
| 3697 | USTC campus network | 30%(1599/5244) | Jan 8, 2026 |
| 3699 | miniSQL | 29%(748/2514) | Jan 8, 2026 |
