Can you crack the 8 digit code?

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We forgot our passcode again. If you could help us to open the vault, we could give you a reward.

Nice work!

I think you're a safe-cracking expert!

We have found some luxury pens in our vault. We can give you one piece for free as reward because you helped us crack the vault. Sadly, the shipping is not so cheap, so it will be sent with every order together.