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Problems

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  ID Title Submit Solved
  3400 Picnic Cows 1 1
  3401 Nondecreasing sequence 39 23
  3402 Terrorist Attack 32 10
  3403 Floor of Peter’s Bedroom 15 10
  3404 Maximal Sub-rectangle 29 12
  3406 Secret Task 32 1
  3407 Rank and File 3 0
  3408 The Extent of the Problem 0 0
  3409 Filtration 23 3
  3410 Like Water for Clay 6 4
  3411 Wandering Aimlessly 4 1
  3412 Cables ... in Spaaace! 16 9
  3413 Patterns and Pictures 23 20
  3414 No Wormholes Were Harmed 5 3
  3415 Tribute (Editor) 3 2
  3416 YAPTCHA 182 79
  3417 Skyscrapers 145 42
  3418 Business Cards 53 15
  3419 Morphing is fun 1 0
  3420 Tower 49 11
  3421 Suffix reconstruction 15 10
  3422 Stock Market 142 53
  3423 Revamping Trails 313 32
  3424 Fair Shuttle 35 14
  3425 Another lottery 49 37
  3426 Ballot evaluation 104 29
  3427 Dark roads 522 245
  3428 Elias gamma coding 20 9
  3429 Food portion sizes 14 9
  3430 Generate random numbers 60 46
  3431 Hotel booking 107 21
  3432 RIPOFF 22 13
  3433 Cranes 81 24
  3434 WiFi 63 26
  3435 Exact Change 39 23
  3436 Dominos 2 148 38
  3437 Logo 2 39 10
  3438 Trains 86 30
  3439 Classified 3 0
  3440 Hot Spot 35 5
  3441 alance 6 3
  3442 Laurel Creek 1 0
  3443 Rocket Stages 19 6
  3444 Virtual Friends 79 35
  3445 Convex Hull 131 40
  3446 Nim or not Nim 82 57
  3447 A Analytic function 6 5
  3448 Bags and balls 94 59
  3449 Chours 19 4
  3450 Divisors showdown 341 126
  3451 Euler's totient function 81 52
  3452 course schedule 74 16
  3453 Stock Charts 142 35
  3454 Watering Plants 48 6
  3455 Odd Divisors 173 72
  3456 The Card Shuffling 33 22
  3457 The Card Line 21 12
  3458 Transportation Network 8 3
  3459 EZ-Sokoban 7 3
  3460 Alphabetomials 16 4
  3461 Nim-k 105 53
  3462 Enemy Towers 8 4
  3463 Ordered Nim 310 106
  3464 Barons And Coins 10 5
  3465 Primes 95 28
  3466 onmylove's sum 70 31
  3467 Cut Edges 24 20
  3468 Flip Coins 69 41
  3469 Strange Car 6 5
  3470 RSA Factorization 57 17
  3471 Hard-working Student 10 5
  3472 System Engineer 38 18
  3473 Cycles of Lanes 39 16
  3474 Multiprocessor Scheduling 4 2
  3475 Maze Stretching 21 6
  3476 Software Industry Revolution 13 2
  3477 The Lucky Numbers 4 2
  3478 The Robbery 90 12
  3479 The Computer Game 1 1
  3480 The Bad Number 8 5
  3481 Nth Largest Value 186 139
  3482 Equal Sum Partitions 51 34
  3483 Balls 18 13
  3484 Running Median 102 43
  3485 The Next Permutation 111 66
  3486 Adjacent Bit Counts 16 15
  3487 Convex Hull of Lattice Points 34 23
  3488 Interior Points of Lattice Polygons 7 5
  3489 Lambda-Calculus 8 2
  3490 Type Derivation 6 3
  3491 Distance 44 11
  3492 Area Coordinates I 139 26
  3493 Area Coordinates II 27 13
  3494 A Funy Stone Game 33 19
  3495 Distribute The Apples III 22 14
  3496 1957 Number I 60 30
  3497 1957 Number II 29 19
  3498 The Winner 13 6
  3499 Happy Children's Day 124 85