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

UnderKoen (he/him) 🇳🇱

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💎 SQL

⛳

106 / 108 Holes

🔣

1 / 58 Langs

🏆

60 / 75 Cheevos

📅

Pernicious Numbers (Long) in SQL in Chars Play Hole

4th in SQL and 737th overall.

Last tested .

Bytes Chars Submitted
125 125
127 127
141 141
142 142
144 144