|  | 2401 | P3391
  The Bug Sensor Problem | 0 / 0 | (无) | 
      
        |  | 2402 | P3392
  Pitcher Rotation | 0 / 0 | (无) | 
      
        |  | 2403 | P3393
  Lucky and Good Months by Gregorian Calendar | 0 / 0 | (无) | 
      
        |  | 2404 | P3394
  Route Planning | 0 / 0 | (无) | 
      
        |  | 2405 | P3395
  Shift Cipher | 0 / 0 | (无) | 
      
        |  | 2406 | P3396
  A Scheduling Problem | 0 / 0 | (无) | 
      
        |  | 2407 | P3397
  Click the Lines | 0 / 0 | (无) | 
      
        |  | 2408 | P3398
  Perfect Service | 0 / 0 | (无) | 
      
        |  | 2409 | P3399
  Product | 0 / 0 | (无) | 
      
        |  | 2410 | P3400
  Dropping the stones | 0 / 0 | (无) | 
      
        |  | 2411 | P3401
  String reduction | 0 / 0 | (无) | 
      
        |  | 2412 | P3402
  Add a queen | 0 / 0 | (无) | 
      
        |  | 2413 | P3403
  "Bloody Mary" | 0 / 0 | (无) | 
      
        |  | 2414 | P3404
  Bridge over a rough river | 0 / 0 | (无) | 
      
        |  | 2415 | P3405
  Convex hull | 0 / 0 | (无) | 
      
        |  | 2416 | P3406
  Last digit | 0 / 0 | (无) | 
      
        |  | 2417 | P3407
  Brookebond s'en va en guerre... | 0 / 0 | (无) | 
      
        |  | 2418 | P3408
  The Domino Principle | 0 / 0 | (无) | 
      
        |  | 2419 | P3409
  Broken line | 0 / 0 | (无) | 
      
        |  | 2420 | P3410
  Split convex polygon | 0 / 0 | (无) | 
      
        |  | 2421 | P3411
  Paid Roads | 0 / 0 | (无) | 
      
        |  | 2422 | P3412
  Ray | 0 / 0 | (无) | 
      
        |  | 2423 | P3413
  RPG | 0 / 0 | (无) | 
      
        |  | 2424 | P3414
  Pots | 0 / 0 | (无) | 
      
        |  | 2425 | P3415
  Common Substrings | 0 / 0 | (无) | 
      
        |  | 2426 | P3416
  Crossing | 0 / 0 | (无) | 
      
        |  | 2427 | P3417
  Network | 0 / 0 | (无) | 
      
        |  | 2428 | P3418
  Quadratic Functions | 0 / 0 | (无) | 
      
        |  | 2429 | P3419
  Difference Is Beautiful | 0 / 0 | (无) | 
      
        |  | 2430 | P3420
  Quad Tiling | 0 / 0 | (无) | 
      
        |  | 2431 | P3421
  X-factor Chains | 0 / 0 | (无) | 
      
        |  | 2432 | P3422
  Kaka's Matrix Travels | 0 / 0 | (无) | 
      
        |  | 2433 | P3423
  Automaton optimization | 0 / 0 | (无) | 
      
        |  | 2434 | P3424
  Better security | 0 / 0 | (无) | 
      
        |  | 2435 | P3425
  Customer support | 0 / 0 | (无) | 
      
        |  | 2436 | P3426
  Doors and... more doors | 0 / 0 | (无) | 
      
        |  | 2437 | P3427
  Ecology tax | 0 / 0 | (无) | 
      
        |  | 2438 | P3428
  Formatting function | 0 / 0 | (无) | 
      
        |  | 2439 | P3429
  Geometry with a ruler | 0 / 0 | (无) | 
      
        |  | 2440 | P3430
  Pizza schedule | 0 / 0 | (无) | 
      
        |  | 2441 | P3431
  Texture Tile | 0 / 0 | (无) | 
      
        |  | 2442 | P3432
  Count Squares | 0 / 0 | (无) | 
      
        |  | 2443 | P3433
  Road Accident | 0 / 0 | (无) | 
      
        |  | 2444 | P3434
  Terrarium | 0 / 0 | (无) | 
      
        |  | 2445 | P3435
  Sudoku Checker | 0 / 0 | (无) | 
      
        |  | 2446 | P3436
  ACM Computer Factory | 0 / 0 | (无) | 
      
        |  | 2447 | P3437
  Tree Grafting | 0 / 0 | (无) | 
      
        |  | 2448 | P3438
  Look and Say | 0 / 0 | (无) | 
      
        |  | 2449 | P3439
  Server Relocation | 0 / 0 | (无) | 
      
        |  | 2450 | P3440
  Coin Toss | 0 / 0 | (无) | 
      
        |  | 2451 | P3441
  Vacation Rentals | 0 / 0 | (无) | 
      
        |  | 2452 | P3442
  Baseball | 0 / 0 | (无) | 
      
        |  | 2453 | P3443
  Team Work | 0 / 0 | (无) | 
      
        |  | 2454 | P3444
  Wavelet Compression | 0 / 0 | (无) | 
      
        |  | 2455 | P3445
  Elementary Additions | 0 / 0 | (无) | 
      
        |  | 2456 | P3446
  Catch the Bus! | 0 / 0 | (无) | 
      
        |  | 2457 | P3447
  Calendar of Events | 0 / 0 | (无) | 
      
        |  | 2458 | P3448
  Roman Expressions | 0 / 0 | (无) | 
      
        |  | 2459 | P3449
  Geometric Shapes | 0 / 0 | (无) | 
      
        |  | 2460 | P3450
  Corporate Identity | 0 / 0 | (无) | 
      
        |  | 2461 | P3451
  Money Money Money, Must Be Funny | 0 / 0 | (无) | 
      
        |  | 2462 | P3452
  Railway Transportation | 0 / 0 | (无) | 
      
        |  | 2463 | P3453
  Soccer Tournament | 0 / 0 | (无) | 
      
        |  | 2464 | P3454
  Hypertheseus | 0 / 0 | (无) | 
      
        |  | 2465 | P3455
  Cheesy Chess | 0 / 0 | (无) | 
      
        |  | 2466 | P3456
  Frobenius | 0 / 0 | (无) | 
      
        |  | 2467 | P3457
  Mineshaft | 0 / 0 | (无) | 
      
        |  | 2468 | P3458
  Colour Sequence | 0 / 0 | (无) | 
      
        |  | 2469 | P3459
  Projects | 0 / 0 | (无) | 
      
        |  | 2470 | P3460
  Booksort | 0 / 0 | (无) | 
      
        |  | 2471 | P3461
  Oulipo | 0 / 0 | (无) | 
      
        |  | 2472 | P3462
  Lucky Light | 0 / 0 | (无) | 
      
        |  | 2473 | P3463
  Sightseeing | 0 / 0 | (无) | 
      
        |  | 2474 | P3464
  Approximations | 0 / 0 | (无) | 
      
        |  | 2475 | P3465
  Battle | 0 / 0 | (无) | 
      
        |  | 2476 | P3466
  Distance to the Prey | 0 / 0 | (无) | 
      
        |  | 2477 | P3467
  Cross Counting | 0 / 0 | (无) | 
      
        |  | 2478 | P3468
  A Simple Problem with Integers | 0 / 0 | (无) | 
      
        |  | 2479 | P3469
  Dual Core CPU | 0 / 0 | (无) | 
      
        |  | 2480 | P3470
  Walls | 0 / 0 | (无) | 
      
        |  | 2481 | P3471
  Integral Roots | 0 / 0 | (无) | 
      
        |  | 2482 | P3472
  Holey Square Tiling | 0 / 0 | (无) | 
      
        |  | 2483 | P3473
  Stochastic Finite State Automaton | 0 / 0 | (无) | 
      
        |  | 2484 | P3474
  Ellipsoid | 0 / 0 | (无) | 
      
        |  | 2485 | P3475
  Paper-, er, Transcript-Folding Game | 0 / 0 | (无) | 
      
        |  | 2486 | P3476
  A Game with Colored Balls | 0 / 0 | (无) | 
      
        |  | 2487 | P3477
  System of Linear Equations | 0 / 0 | (无) | 
      
        |  | 2488 | P3478
  Undergraduate Instruction Evaluation | 0 / 0 | (无) | 
      
        |  | 2489 | P3479
  RoBa Has a Second Art Gallery! | 0 / 0 | (无) | 
      
        |  | 2490 | P3480
  John | 0 / 0 | (无) | 
      
        |  | 2491 | P3481
  Double Queue | 0 / 0 | (无) | 
      
        |  | 2492 | P3482
  ‘JBC’ | 0 / 0 | (无) | 
      
        |  | 2493 | P3483
  Loan Scheduling | 0 / 0 | (无) | 
      
        |  | 2494 | P3484
  Showstopper | 0 / 0 | (无) | 
      
        |  | 2495 | P3485
  Highway | 0 / 0 | (无) | 
      
        |  | 2496 | P3486
  Computers | 0 / 0 | (无) | 
      
        |  | 2497 | P3487
  The Stable Marriage Problem | 0 / 0 | (无) | 
      
        |  | 2498 | P3488
  Arne Saknussemm | 0 / 0 | (无) | 
      
        |  | 2499 | P3489
  Knapsack I | 0 / 0 | (无) | 
      
        |  | 2500 | P3490
  Jumping Frogs | 0 / 0 | (无) |