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

    retrohun

    94,916
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    89,779
    🦄2
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    💎10
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    🥇67
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    🥈69
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    🥉96

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    ⛳

    131 / 131 Holes

    🔣

    65 / 65 Langs

    🏆

    109 / 114 Cheevos

    📅

    2 Holes Authored

    Card Number Validation in C in Chars Play Hole

    10th in C and 373rd overall.

    Last tested .

    Runtime of .

    Bytes Chars Submitted
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    96 96
    98 98
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    110 110
    113 113
    114 114
    122 122
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    131 131
    140 140
    153 153
    158 158