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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?

    OllieBoyne 🇬🇧

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    115 / 126 Holes

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    3 / 64 Langs

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    41 / 109 Cheevos

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    1 Referral

    Card Number Validation in Python in Chars Play Hole

    93rd in Python and 615th overall.

    Last tested .

    Runtime of .

    Bytes Chars Submitted
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    127 127
    143 143
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    152 152