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

bstrat

39,975
•
39,191
🥇30
•
🥈4
•
🥉5

⛳

45 / 108 Holes

🔣

2 / 58 Langs

🏆

18 / 75 Cheevos

📅

Emirp Numbers (Long) in K in Chars Play Hole

10th in K and 183rd overall.

Last tested .

Bytes Chars Submitted
33 33
35 35