The Card Number Validation hole will go live in . Why not try and solve it ahead of time?

nwellnhof 🇩🇪

101,308
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100,542
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🥇758
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🥈340
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🥉285

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106 / 108 Holes

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20 / 58 Langs

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46 / 75 Cheevos

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Reversi in PowerShell in Chars Play Hole

3rd in PowerShell and 74th overall.

Last tested .

Bytes Chars Submitted
93 93
94 94