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    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 Bytes Time Submitted
    Gray Code Decoder edsrzf 85
    Spelling Numbers albanian-laundromat 50
    Partition Numbers edsrzf 🥉 101
    Kaprekar Numbers edsrzf 🥈 162
    Seven Segment kg583 🥉 143
    Card Number Validation edsrzf 💎 110
    Tower of Hanoi edsrzf 🥈 85
    λ prestosilver 1,017
    Tower of Hanoi kmathis22 97
    N Queens MostParsingVex 271
    Fibonacci madeforlosers 63
    Tower of Hanoi AidanWalter 161
    λ madex 1,014
    Fractions madex 157
    Pernicious Numbers (Long) GolfingSuccess 66
    Factorial Factorisation edsrzf 🥉 132
    Vampire Numbers edsrzf 🥈 222
    Partition Numbers kg583 🥈 92
    Alphabetic Numbers plcc0 97
    Alphabetic Numbers AlephSquirrel 92
    Alphabetic Numbers HumanoidCPU 3,903
    Alphabetic Numbers edsrzf 89
    Alphabetic Numbers GolfingSuccess 90
    Alphabetic Numbers kg583 89
    Tower of Hanoi plcc0 99
    QR Decoder kg583 💎 223
    Continued Fractions edsrzf 🥈 132
    Pangram Grep edsrzf 💎 91
    Leyland Numbers kg583 🥇 101
    Continued Fractions kg583 💎 129
    99 Bottles of Beer kg583 💎 212
    Evil Numbers JOrE20 53
    Odious Numbers JOrE20 53
    Taxicab Numbers kg583 118
    Spelling Numbers JOrE20 49
    Fractions not-a-pokemon 86
    ROT13 kg583 🥈 115
    Multitap Input kg583 💎 142
    Polyominoes kg583 🥉 283
    ISBN kg583 🥈 123
    Card Number Validation kg583 🥈 111
    Musical Chords kg583 258
    ln 2 JOrE20 1,014
    Arrows edsrzf 🥈 162
    Van Eck Sequence JOrE20 2,569
    Sudoku kg583 💎 524
    CSS Colors kg583 785
    Levenshtein Distance kg583 💎 192
    Tutorial janAkali 176
    Fibonacci Steffan153 50
    Tower of Hanoi tomh1012 108
    Partition Numbers GolfingSuccess 106
    Intersection kg583 🥇 144
    Catalan Numbers GolfingSuccess 62
    Smooth Numbers GolfingSuccess 124
    Pangram Grep tomh1012 160
    Niven Numbers (Long) edsrzf 92
    Tic-tac-toe kg583 💎 132
    ISBN tomh1012 186
    Arabic to Roman not-a-pokemon 🥇 49
    Tutorial FortuiteMan 176
    Multitap Input edsrzf 🥈 143
    Reversi kg583 🥈 173
    Reversi edsrzf 💎 170
    λ Andrey2001 1,017
    π JOrE20 1,017
    τ JOrE20 1,017
    PalindromemordnilaP edsrzf 💎 104
    ROT13 GolfingSuccess 120
    Prime Numbers Andrey2001 79
    Kolakoski Constant JOrE20 1,038
    π Andrey2001 1,011
    Fibonacci Andrey2001 68
    Pernicious Numbers (Long) DialFrost 🥇 58
    Mahjong edsrzf 🥈 360
    Tongue-twisters kg583 381
    Look and Say edsrzf 💎 110
    Quine Kacarott 🥇 26
    Number Spiral edsrzf 152
    Tutorial Mefred 176