Home | Ranklist | Problems | Solutions | Contests | Discuss | Register | Login

  

Problems

[0] [1] [2] [3] [4] [5] [6] [7] [8] [9] [10] [11] [12] [13] [14] [15] [16] [17] [18] [19] [20] [21] [22] [23] [24] [25] [26] [27] [28] [29] [30] [31] [32] [33] [34] [35] [36]
  ID Title Submit Solved
  2500 IP Filtering 1081 169
  2501 Bedtime Reading, I 1178 661
  2502 Bedtime Reading, II 173 63
  2503 Cow Pizza 108 77
  2504 County Fair Events 311 165
  2505 The County Fair 243 84
  2506 Eenie Meenie Miney Moe 442 255
  2507 The Climbing Wall 350 72
  2508 Cows on a Leash 290 105
  2509 The Milk Queue 376 112
  2510 Two-Headed Cows 109 20
  2511 Moooo 791 219
  2512 Water Slides 78 35
  2513 Counting Subsequences 772 175
  2514 Milk Team Select 182 57
  2515 Ski Lift 204 45
  2516 Evening Stroll 341 114
  2517 RADAR Brands 801 457
  2518 Magic Cow Shoes 450 107
  2519 Digital Calculator 199 2
  2520 Kruskal 195 12
  2521 Single Digit Adder 191 89
  2522 Consecutive Digits in a Rational Number 211 133
  2523 Ancient Keyboard 267 153
  2524 Best SMS to Type 211 122
  2525 Dramatic Multiplications 162 81
  2526 Entertainment 169 32
  2527 Fortune at El Dorado 52 13
  2528 Griddy Hobby 10 3
  2529 Hotel 28 9
  2530 Intercepting Missiles 1 1
  2531 Joy of Mobile Routing 9 4
  2532 Knights of the Round Table 80 27
  2533 The Cow Doctor 106 44
  2534 Pixel Shuffle 8 1
  2535 Find the Clones 193 98
  2536 The Warehouse 144 8
  2537 Widget Factory 41 16
  2538 Martian Mining 92 49
  2539 Wild West 8 1
  2540 All Friends 134 27
  2541 Board Game 21 6
  2542 Crane 82 15
  2543 Failing Roads 40 19
  2544 Go Endgame 12 6
  2545 Help Me with the Game 71 57
  2546 IVXLCDM 112 18
  2547 cards 159 111
  2548 Ancient Manuscript 23 9
  2549 Bus Trip 10 6
  2550 COIN COLLECTOR 63 17
  2551 COUNTRIES 6 3
  2552 Number of Tilings 140 93
  2553 Siruseri Metro System 8 2
  2554 Equal Gifts 347 122
  2555 Catering Contracts 67 33
  2556 Find the Permutation 141 75
  2557 Speculating on Buffaloes 72 31
  2558 Critical Intersections 79 40
  2559 What is the Rank? 251 103
  2562 The End of Corruption 198 95
  2563 Word Hopping 36 12
  2565 Nikhil's Password 51 11
  2566 Treasure Hunt 23 5
  2567 Word List 719 196
  2568 Party Lamps 35 10
  2569 火星人乘法 6 1
  2570 算法复杂度 30 5
  2571 家 园 19 4
  2572 Leonardo’s Notebook 35 13
  2573 The SetStack Computer 16 8
  2574 pie 263 70
  2575 Ticket to Ride 7 4
  2576 Printer Queue 38 19
  2577 Prime Path 66 42
  2578 Lineland’s Airport 2 1
  2579 The Bookcase 13 7
  2580 How I Wonder What You Are 17 13
  2581 How I Mathematician Wonder What You Are 18 18
  2582 Cubic Eight-Puzzle 16 7
  2583 Sum of Different Primes 51 36
  2584 Manhattan Wiring 8 6
  2585 Power Calculus 17 8
  2586 Polygons on the Grid 3 2
  2587 The Best Name for Your Baby 10 5
  2588 Enjoyable Commutation 2 2
  2589 Print Words in Lines 33 30
  2590 The Bug Sensor Problem 52 10
  2591 Pitcher Rotation 13 6
  2592 Lucky and Good Months by Gregorian Calendar 20 5
  2593 Route Planning 19 12
  2594 Shift Cipher 3 0
  2595 A Scheduling Problem 4 1
  2596 Click the Lines 1 0
  2597 Perfect Service 20 14
  2598 Equidivisions 127 21
  2599 Generalized Matrioshkas 7 5