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    The Calendar hole will go live in approximately . Why not try and solve it ahead of time?

    sciencedjinn

    12,583
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    22 / 123 Holes

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    1 / 62 Langs

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    15 / 99 Cheevos

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    Card Number Validation in Python in Chars Play Hole

    136th in Python and 687th overall.

    Last tested .

    Runtime of .

    Bytes Chars Submitted
    136 136
    147 147
    152 152
    156 156
    172 172
    174 174
    176 176
    179 179
    198 198
    253 253