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Sunday, April 24, 2011

Assignent 2 Clarification

Students need only concern themselves with 16 digit credit card numbers.

Phone numbers don't have any check digits, but they do have a particular format.

2 comments:

  1. What kind of format do phone numbers have? Mobile phone numbers are different lengths than landlines. The - isn't necessary as well is it?

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  2. Assume a 10 digit Irish mobile number 087 123 4567

    ReplyDelete