Ctrl+P again to print, arrows/tab to navigate results, enter to confirm

    The Gray Code Decoder and Gray Code Encoder holes will go live in approximately . Why not try and solve them ahead of time?

    Recent Solutions

    Hole Golfer Chars Time Submitted
    Number Spiral madex 234
    Number Spiral madex 🥉 126
    Multitap Input acollett89 175
    Fibonacci Matter1024 44
    Fibonacci Matter1024 50
    Fibonacci Matter1024 66
    Fibonacci Matter1024 73
    Levenshtein Distance plcc0 30
    Fibonacci Matter1024 29
    Fibonacci Matter1024 28
    Number Spiral Natanaelel 282
    Tic-tac-toe matanberstadt 134
    Trinomial Triangle acollett89 101
    Gray Code Decoder sean-niemann 94
    Gray Code Decoder sean-niemann 78
    Gray Code Decoder acollett89 59
    Gray Code Decoder HumanoidCPU 120
    Gray Code Encoder aksyristos 75
    Gray Code Encoder acollett89 46
    Gray Code Decoder sean-niemann 75
    99 Bottles of Beer NameRandomString 450
    Gray Code Decoder sean-niemann 40
    Gray Code Decoder aksyristos 59
    Gray Code Encoder HumanoidCPU 59
    Number Spiral edsrzf 44
    Foo Fizz Buzz Bar NameRandomString 105
    Fizz Buzz NameRandomString 76
    Gray Code Encoder HumanoidCPU 52
    Intersection NameRandomString 129
    Kolakoski Sequence edsrzf 🥉 103
    Divisors Sandw1ch123 63
    Calendar NameRandomString 🥈 278
    Leyland Numbers Sandw1ch123 87
    Number Spiral jared-hughes 301
    Number Spiral aksyristos 320
    Number Spiral Matter1024 308
    Number Spiral plcc0 120
    Leyland Numbers edsrzf 🥉 147
    Number Spiral Seek64 308
    Arithmetic Numbers NameRandomString 200
    Fractions NameRandomString 144
    United States NameRandomString 566
    Gray Code Encoder bstrat 17
    Ascending Primes NameRandomString 518
    Arabic to Roman NameRandomString 188
    Lucky Numbers edsrzf 94
    Collatz Sandw1ch123 74
    Seven Segment NameRandomString 234
    Gray Code Decoder bstrat 13
    Pangram Grep vishwathg 87
    DFA Simulator plcc0 53
    brainfuck codingisgreatbutiamnot 267
    Alphabetic Numbers kg583 222
    Happy Numbers (Long) kg583 🥇 132
    Happy Numbers (Long) edsrzf 🥇 132
    Cubes NameRandomString 401
    Number Spiral blaztoma 195
    Minesweeper 2bular 💎 58
    Cubes Arkadios200 438
    Gray Code Decoder Steffan153 46
    Gray Code Decoder Steffan153 78
    Gray Code Decoder Steffan153 53
    Gray Code Decoder Steffan153 57
    Gray Code Decoder Steffan153 71
    Gray Code Decoder Steffan153 72
    Gray Code Decoder Steffan153 96
    Medal Tally Steffan153 💎 134
    12 Days of Christmas Achouak-Daamache 449
    QR Decoder kg583 🦄 286
    12 Days of Christmas OutWrest 473
    Hilbert Curve kg583 💎 359
    Number Spiral KasperKivimaeki 308
    Number Spiral zakariamouhid 317
    Number Spiral zakariamouhid 309
    Odious Numbers Arkadios200 75
    QR Decoder firegene 243
    Fizz Buzz Arkadios200 85
    Farey Sequence Arkadios200 117
    Collatz Arkadios200 76
    ASCII Table Arkadios200 203