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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?

    sean-niemann 🇺🇸

    121,078
    •
    121,187
    💎266
    •
    🥇2,006
    •
    🥈642
    •
    🥉624

    ⛳

    126 / 126 Holes

    🔣

    48 / 64 Langs

    🏆

    106 / 109 Cheevos

    📅

    Card Number Validation in C++ in Chars Play Hole

    7th in C++ and 363rd overall.

    Last tested .

    Runtime of .

    Bytes Chars Submitted
    116 116
    118 118
    121 121