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    Recent Solutions

    Hole Golfer Bytes Time Submitted
    Ulam Sequence emgordon154 57
    Arabic to Roman HumanoidCPU 184
    Foo Fizz Buzz Bar HumanoidCPU 101
    Repeating Decimals denkyuu1 176
    Connect Four denkyuu1 566
    Pernicious Numbers (Long) denkyuu1 55
    Arabic to Roman egu555 116
    Roman to Arabic egu555 133
    Morse Encoder egu555 168
    Morse Decoder egu555 226
    Ordinal Numbers egu555 69
    Chess Move Validation anter69 98
    Look and Say egu555 58
    Christmas Trees albanian-laundromat 67
    Abundant Numbers (Long) albanian-laundromat 51
    Divisors albanian-laundromat 51
    Forsyth–Edwards Notation albanian-laundromat 82
    Niven Numbers albanian-laundromat 37
    Diamonds albanian-laundromat 88
    ISBN Steffan153 🥈 58
    Card Number Validation scpchicken 386
    Calendar scpchicken 653
    brainfuck scpchicken 737
    Billiards scpchicken 606
    Arrows scpchicken 759
    Arabic to Roman scpchicken 596
    Emirp Numbers scpchicken 73
    Diamonds scpchicken 79
    Christmas Trees scpchicken 67
    Foo Fizz Buzz Bar scpchicken 5,739
    Collatz scpchicken 3,246
    Cubes scpchicken 4,121
    Alphabetic Numbers scpchicken 3,915
    Catalan’s Constant scpchicken 1,023
    Ascending Primes scpchicken 532
    Abundant Numbers scpchicken 56
    99 Bottles of Beer scpchicken 360
    Arithmetic Numbers scpchicken 37,662
    Abundant Numbers (Long) scpchicken 984
    12 Days of Christmas scpchicken 568
    Lyndon Factorization madex 49
    Sierpiński Triangle Alex-x90 61
    Lyndon Factorization JOrE20 154
    Hexagonal Spiral bitsandbeyond 152
    Abundant Numbers (Long) egu555 62
    Abundant Numbers egu555 62
    Tongue-twisters zzh1996 290
    Rock-paper-scissors-Spock-lizard bitsandbeyond 166
    Yellowstone Permutation bitsandbeyond 87
    Intersection zzh1996 102
    ASCII Table zzh1996 100
    Diamonds zzh1996 67
    Kolakoski Constant zzh1996 66
    Chess Move Validation bitsandbeyond 105
    ROT13 bitsandbeyond 40
    Cubes bitsandbeyond 141
    Chess Move Validation stefangimmillaro 91
    Seven Segment bitsandbeyond 🥈 86
    DFA Simulator radarek 💎 97
    φ jipsong 46
    √2 jipsong 43
    Fractions zzh1996 🥇 17
    Floyd-Steinberg Dithering Natanaelel 179
    Divisors error256 🥇 44
    Flags bitsandbeyond 632
    Arabic to Roman bitsandbeyond 105
    Fibonacci tastypear 34
    Ascending Primes JOrE20 85
    Look and Say Natanaelel 55
    Yellowstone Permutation JOrE20 86
    Yellowstone Permutation Natanaelel 79
    Ulam Sequence pardouin 🥇 49
    Ascending Primes Steffan153 62
    Yellowstone Permutation HumanoidCPU 4,016
    Chess Move Validation Steffan153 87
    Yellowstone Permutation ovs-code 77
    Yellowstone Permutation error256 76
    Tower of Hanoi Steffan153 🥇 47
    Ulam Sequence radarek 🥇 49
    Diamonds JOrE20 1,108
    Fizz Buzz Europe2048 51
    Proximity Grid scpchicken 118
    Prime Numbers scpchicken 🥇 31
    QR Decoder blaztoma 109
    Niven Numbers solisolu 37
    Foo Fizz Buzz Bar solisolu 91
    Chess Move Validation JOrE20 102
    Nim CaedenHarper 75
    Jacobi Symbol CaedenHarper 114
    Chess Move Validation KasperKivimaeki 95
    Prime Numbers solisolu 32
    Arithmetic Numbers JOrE20 128
    Ulam Sequence ovs-code 52
    Medal Tally denkyuu1 138
    Roman to Arabic denkyuu1 110
    Tic-tac-toe JOrE20 57
    Gijswijt’s Sequence denkyuu1 104
    Reverse Polish Notation denkyuu1 59
    Transpose Sentence denkyuu1 56
    Ulam Sequence denkyuu1 64