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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?

    Lv0Sys 🇵🇱

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    I'm Gregory.

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    126 / 126 Holes

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    Card Number Validation in Python in Bytes Play Hole

    65th in Python and 405th overall.

    Last tested .

    Runtime of .

    Bytes Chars Submitted
    107 107
    110 110
    111 111
    114 114
    116 116
    128 128
    134 134
    140 140
    222 222