Problem 45487. Check Digit - 02
Given a list of ISBN's, check whether they're valid or not.
Prev Prob - https://www.mathworks.com/matlabcentral/cody/problems/45486
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1 Comment
bainhome
on 2 May 2020
I saw you optimize it again, Binbin have to work harder...
cospi is some move indeed.Inspired by that, I used it in generating a checkboard matrix(cody problem 4).
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