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Rust 2021-10-25 05:54:13
Validate the check digit of an ISBN-13 code
/* Validate the check digit of an ISBN-13 code: Multiply every other digit by 3. Add the digits together. Take the remainder of division by 10. If it is 0, the ISBN-13 check digit is correct. from RosettaCode */ fn check_isbn(isbn: &str) ... Add solution -
Ruby 2021-10-24 13:33:19
Validate the check digit of an ISBN-13 code
/* Validate the check digit of an ISBN-13 code: Multiply every other digit by 3. Add the digits together. Take the remainder of division by 10. If it is 0, the ISBN-13 check digit is correct. from RosettaCode */ fn check_isbn(isbn: &str) ... Add solution
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