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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?

    Rankings: Holes

    Card Number Validation in all languages in bytes.

    # Golfer Points Bytes Time Submitted
    1st saito-ta 🇯🇵 1,000 25
    2nd ovs-code 🇩🇪 979 29
    3rd khvdm 961 83
    4th bizy-coder 949 84
    4th pardouin 🇫🇷 949 84
    4th AlephSquirrel 949 84
    4th btnlq 949 84
    4th Seek64 🇩🇪 949 84
    4th m-tkach 🇺🇦 949 84
    4th Rubiksmath 949 84
    4th JayXon 🇺🇸 949 84
    4th kops-cg 949 84
    4th xnor-gate 949 84
    4th ryyyn 🇺🇸 949 84
    4th Steffan153 🇫🇮 949 84
    16th duckyluuk 🇳🇱 948 68
    16th JayXon 🇺🇸 948 68
    16th emplv 🇱🇻 948 68
    16th rucin93 🇵🇱 948 68
    16th sean-niemann 🇺🇸 948 68
    16th Steffan153 🇫🇮 948 68
    22nd 2bular 946 30
    22nd zacjl 946 30
    24th sisyphus-ppcg 🇦🇺 939 42
    24th saito-ta 🇯🇵 939 42
    26th JayXon 🇺🇸 939 51
    26th radarek 🇵🇱 939 51
    28th inventshah 938 85
    29th nwellnhof 🇩🇪 934 69
    30th JayXon 🇺🇸 929 76
    30th rhdqor213 929 76
    32nd AdrienHache 🇫🇷 928 39
    33rd ovs-code 🇩🇪 928 42
    34th hallvabo 🇳🇴 927 86
    35th GrayJoKing 🇦🇺 925 41
    35th nwellnhof 🇩🇪 925 41
    37th canissimia 🇦🇶 924 47
    37th xsot 🇸🇬 924 47
    39th stefangimmillaro 921 70
    40th JayXon 🇺🇸 921 72
    41st primo-ppcg 🇹🇭 917 43
    42nd bstrat 916 31
    43rd nwellnhof 🇩🇪 915 51
    43rd bitsandbeyond 🇳🇱 915 51
    45th JayXon 🇺🇸 915 78
    45th AdrienHache 🇫🇷 915 78
    47th JayXon 🇺🇸 908 62
    48th GrayJoKing 🇦🇺 908 71
    48th pardouin 🇫🇷 908 71
    48th ovs-code 🇩🇪 908 71
    48th vlpx 🇫🇮 908 71
    48th lukegustafson 🇺🇸 908 71
    53rd JayXon 🇺🇸 906 103
    54th JayXon 🇺🇸 905 96
    55th emplv 🇱🇻 903 75
    56th namelessiw 903 79
    57th error256 902 63
    57th JayXon 🇺🇸 902 63
    59th inventshah 902 74
    59th JayXon 🇺🇸 902 74
    59th pardouin 🇫🇷 902 74
    59th edsrzf 🇳🇿 902 74
    63rd sean-niemann 🇺🇸 901 64
    63rd edsrzf 🇳🇿 901 64
    63rd Steffan153 🇫🇮 901 64
    66th JayXon 🇺🇸 901 88
    66th edsrzf 🇳🇿 901 88
    68th JayXon 🇺🇸 900 71
    69th JayXon 🇺🇸 898 104
    70th saito-ta 🇯🇵 897 54
    70th DialFrost 🇸🇬 897 54
    70th frankgraziano 897 54
    73rd mousetail 🇳🇱 896 52
    74th bizy-coder 896 74
    74th pardouin 🇫🇷 896 74
    74th m-tkach 🇺🇦 896 74
    74th Steffan153 🇫🇮 896 74
    78th xsot 🇸🇬 895 72
    78th edsrzf 🇳🇿 895 72
    80th KasperKivimaeki 🇫🇮 894 79