Volume
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| ID | Title | Ratio(AC/submit) |
Date |
| 2401 | Street Polygon | 8%(24/297) | Nov 25, 2025 |
| 2423 | The Parallel Challenge Ballgame | 21%(49/230) | Oct 19, 2025 |
| 2450 | A New Kind of Chess | 15%(60/382) | Dec 1, 2025 |
| 2428 | Surface Reconstruction | 35%(69/196) | Oct 20, 2025 |
| 2416 | Return of the Jedi | 37%(83/222) | Nov 25, 2025 |
| 2468 | Adventures in Moving - Part V | 21%(95/452) | Nov 13, 2025 |
| 2422 | The Wolves and the Sheep | 21%(112/531) | Dec 1, 2025 |
| 2448 | A New Operating System | 10%(151/1416) | Oct 20, 2025 |
| 2477 | Help the problem setter | 34%(164/477) | Dec 1, 2025 |
| 2412 | Equidistance | 36%(167/459) | Nov 25, 2025 |
| 2483 | Greatest Common Subtree | 36%(188/512) | Dec 1, 2025 |
| 2439 | Disconnect the Orange!? | 39%(190/487) | Dec 1, 2025 |
| 2434 | Waves | 38%(223/581) | Dec 1, 2025 |
| 2494 | Acid Text | 24%(236/953) | Dec 1, 2025 |
| 2476 | Game schedule required | 27%(244/890) | Dec 1, 2025 |
| 2474 | European railroad tracks | 27%(260/936) | Dec 1, 2025 |
| 2462 | Cutting a polygon | 28%(265/940) | Nov 21, 2025 |
| 2489 | Line Segments | 16%(284/1706) | Dec 1, 2025 |
| 2461 | Magic Bitstrings | 39%(311/778) | Dec 1, 2025 |
| 2445 | Squares | 29%(343/1147) | Dec 1, 2025 |
| 2473 | Decorate the wall | 36%(381/1040) | Nov 21, 2025 |
| 2414 | Phylogenetic Trees Inherited | 60%(384/637) | Nov 25, 2025 |
| 2467 | Snow Clearing | 42%(402/939) | Nov 20, 2025 |
| 2427 | Smith's Problem | 40%(408/1001) | Nov 25, 2025 |
| 2469 | Stack 'em Up | 36%(422/1161) | Nov 20, 2025 |
| 2493 | Rdeaalbe | 24%(493/1984) | Dec 1, 2025 |
| 2490 | Pimp My Ride | 30%(517/1689) | Nov 25, 2025 |
| 2433 | Landscaping | 38%(517/1331) | Dec 1, 2025 |
| 2466 | Pairsumonious Numbers | 48%(530/1084) | Dec 1, 2025 |
| 2475 | Any fool can do it | 37%(597/1612) | Dec 1, 2025 |
| 2435 | Navigating the City | 55%(602/1092) | Dec 1, 2025 |
| 2496 | Military Recruit | 45%(642/1422) | Nov 25, 2025 |
| 2444 | Partition a Matrix | 25%(645/2533) | Nov 20, 2025 |
| 2471 | Bullshit Bingo | 34%(709/2033) | Nov 21, 2025 |
| 2426 | Remainder | 20%(722/3592) | Dec 1, 2025 |
| 2410 | Simple Computers | 32%(742/2266) | Dec 1, 2025 |
| 2458 | Rigging the Bovine Election | 40%(849/2096) | Nov 21, 2025 |
| 2415 | Hike on a Graph | 43%(859/1972) | Nov 25, 2025 |
| 2438 | Children's Dining | 17%(889/5133) | Dec 1, 2025 |
| 2465 | Adventures in Moving - Part IV | 34%(907/2596) | Dec 1, 2025 |
| 2460 | Brownie Points I | 62%(914/1456) | Nov 20, 2025 |
| 2447 | RSA | 23%(999/4273) | Dec 1, 2025 |
| 2424 | Flo's Restaurant | 32%(1003/3102) | Dec 1, 2025 |
| 2464 | Brownie Points II | 30%(1063/3430) | Oct 17, 2025 |
| 2463 | Bungee Jumping | 43%(1067/2428) | Nov 20, 2025 |
| 2430 | Lazy Cows | 35%(1208/3371) | Dec 1, 2025 |
| 2404 | Jogging Trails | 41%(1297/3141) | Nov 23, 2025 |
| 2432 | Around the world | 40%(1332/3320) | Dec 1, 2025 |
| 2497 | Strategies | 30%(1438/4639) | Nov 21, 2025 |
| 2459 | Feed Accounting | 53%(1460/2706) | Nov 25, 2025 |
| 2440 | DNA | 38%(1549/3991) | Nov 20, 2025 |
| 2495 | Incomplete chess boards | 60%(1582/2605) | Nov 20, 2025 |
| 2402 | Palindrome Numbers | 36%(1615/4372) | Nov 25, 2025 |
| 2491 | Scavenger Hunt | 52%(1942/3665) | Nov 21, 2025 |
| 2408 | Anagram Groups | 28%(1975/7004) | Nov 21, 2025 |
| 2437 | Muddy roads | 42%(2020/4781) | Nov 21, 2025 |
| 2454 | Jersey Politics | 29%(2209/7549) | Dec 1, 2025 |
| 2425 | A Chess Game | 37%(2274/6062) | Nov 21, 2025 |
| 2472 | 106 miles to Chicago | 42%(2502/5905) | Nov 21, 2025 |
| 2457 | Part Acquisition | 40%(2503/6110) | Nov 25, 2025 |
| 2419 | Forests | 39%(2597/6609) | Nov 20, 2025 |
| 2436 | Disease Management | 46%(2606/5587) | Dec 2, 2025 |
| 2443 | Set Operation | 35%(2760/7704) | Dec 1, 2025 |
| 2441 | Arrange the Bulls | 37%(2788/7448) | Nov 25, 2025 |
| 2400 | Supervisor, Supervisee | 53%(2835/5277) | Dec 1, 2025 |
| 2498 | StuPId | 52%(3752/7137) | Nov 20, 2025 |
| 2470 | Ambiguous permutations | 58%(3846/6525) | Nov 25, 2025 |
| 2487 | Stamps | 46%(3983/8541) | Nov 20, 2025 |
| 2452 | Sticks Problem | 27%(3984/14455) | Dec 1, 2025 |
| 2455 | Secret Milking Machine | 28%(4087/14176) | Nov 21, 2025 |
| 2429 | GCD & LCM Inverse | 17%(4361/24787) | Dec 1, 2025 |
| 2403 | Hay Points | 62%(4461/7155) | Nov 21, 2025 |
| 2405 | Beavergnaw | 64%(4545/7003) | Nov 20, 2025 |
| 2499 | Binary Tree | 41%(4622/11036) | Nov 30, 2025 |
| 2413 | How many Fibs? | 34%(4682/13415) | Nov 21, 2025 |
| 2480 | Longge's problem | 32%(4699/14454) | Dec 6, 2025 |
| 2451 | Uyuw's Concert | 33%(4814/14318) | Dec 6, 2025 |
| 2417 | Discrete Logging | 37%(4821/12748) | Nov 21, 2025 |
| 2482 | Stars in Your Window | 26%(4961/18578) | Oct 19, 2025 |
| 2409 | Let it Bead | 64%(5149/7928) | Nov 26, 2025 |
| 2442 | Sequence | 32%(5210/15995) | Nov 26, 2025 |
| 2420 | A Star not a Tree? | 37%(5272/13950) | Nov 21, 2025 |
| 2486 | Apple Tree | 34%(5610/16236) | Dec 4, 2025 |
| 2484 | A Funny Game | 60%(6031/9959) | Dec 5, 2025 |
| 2453 | An Easy Problem | 58%(6045/10416) | Nov 20, 2025 |
| 2446 | Chessboard | 30%(7258/23524) | Nov 20, 2025 |
| 2481 | Cows | 31%(9826/30732) | Dec 1, 2025 |
| 2431 | Expedition | 27%(10629/39047) | Dec 5, 2025 |
| 2478 | Farey Sequence | 39%(10681/27239) | Dec 6, 2025 |
| 2407 | Relatives | 51%(11066/21505) | Dec 6, 2025 |
| 2418 | Hardwood Species | 37%(12640/34140) | Dec 6, 2025 |
| 2449 | Remmarguts' Date | 27%(13948/50329) | Dec 4, 2025 |
| 2411 | Mondriaan's Dream | 52%(15982/30240) | Dec 5, 2025 |
| 2479 | Maximum sum | 30%(16644/53994) | Nov 22, 2025 |
| 2421 | Constructing Roads | 45%(17516/38824) | Dec 6, 2025 |
| 2485 | Highways | 42%(19598/45741) | Dec 6, 2025 |
| 2492 | A Bug's Life | 31%(20373/65426) | Dec 1, 2025 |
| 2456 | Aggressive cows | 44%(21992/49365) | Dec 6, 2025 |
| 2488 | A Knight's Journey | 34%(26352/76745) | Dec 2, 2025 |
| 2406 | Power Strings | 40%(33603/82449) | Dec 4, 2025 |
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