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Problem 43046. Non trivial identities - reshape

Solution 2652656

Submitted on 4 Jul 2020 by Nikolaos Nikolaou
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Test Suite

Test Status Code Input and Output
1   Pass
for k=1:20 x=randi(7,randi(13),randi(12)); assert(isequal(identity(x),x)); end assert(~isempty(strfind(fileread('identity.m'), 'reshape')),'use reshape')

ans = 3 6 1 1 7 1 3 5 3 6 7 3 1 2 2 4 3 6 5 5 2 6 5 3 5 3 4 3 7 7 7 4 6 5 7 1 4 5 6 2 1 1 5 2 7 4 2 1 4 3 5 7 4 5 7 6 5 5 4 7 ans = 5 5 2 1 2 4 5 2 6 4 4 2 7 3 4 ans = 3 6 4 6 7 3 1 3 4 5 3 3 6 6 7 4 2 7 6 5 2 6 2 7 7 7 3 7 3 6 7 4 1 3 6 2 3 4 7 1 4 2 5 5 5 4 1 4 5 3 1 4 2 4 4 2 4 2 3 5 1 3 7 1 2 5 2 6 2 5 6 1 7 2 1 2 7 6 1 4 ans = 4 4 4 6 ans = 4 7 1 3 3 7 1 6 5 1 2 5 4 7 6 5 3 3 4 5 7 3 3 4 2 7 3 7 6 3 5 6 1 2 2 6 6 6 4 6 5 5 5 6 3 7 1 3 7 3 4 6 1 6 4 3 6 4 1 5 4 3 2 1 3 4 2 2 5 1 ans = 7 7 6 2 3 2 3 4 4 7 5 2 2 3 3 4 3 4 3 2 4 1 6 1 6 5 1 7 1 5 1 2 2 4 6 5 3 4 1 1 2 3 4 7 1 7 3 4 4 7 5 6 2 5 1 5 7 4 3 4 6 5 3 1 2 2 7 2 1 1 4 7 5 3 6 1 4 5 1 6 5 6 7 5 4 5 7 1 6 2 4 1 1 4 4 2 3 5 7 ans = 4 1 4 5 1 7 6 6 4 5 5 6 5 3 4 2 2 3 5 6 4 7 6 4 2 4 5 3 7 4 3 1 4 3 1 6 2 7 2 1 4 1 3 5 4 6 2 6 3 2 7 7 2 2 4 6 3 1 6 5 5 7 3 4 6 7 7 4 5 2 1 3 1 4 5 5 4 6 7 6 3 4 4 6 4 1 4 6 6 6 5 1 1 3 6 2 6 6 3 4 6 2 4 5 5 3 4 6 7 4 5 3 2 4 5 3 1 3 7 2 4 ans = 3 2 4 3 3 2 3 1 7 6 3 2 2 4 3 2 4 3 6 6 4 6 5 3 4 2 1 7 5 1 2 2 1 2 7 4 7 1 6 6 2 7 3 5 2 2 7 3 7 3 ans = 5 7 1 7 7 6 4 5 5 6 1 5 5 4 4 5 4 1 3 3 7 5 1 5 6 6 4 5 1 1 6 5 5 4 4 6 4 7 3 1 4 7 5 7 4 1 1 7 6 6 7 1 7 3 3 2 6 3 2 6 6 2 7 6 4 2 3 6 1 1 2 5 4 3 1 4 3 3 6 6 1 7 1 1 2 1 1 4 5 4 4 6 2 2 7 4 5 1 4 ans = 6 4 ans = 5 2 1 3 2 2 ans = 3 6 6 1 5 3 5 1 3 6 7 7 2 4 1 ans = 2 3 2 4 2 7 1 7 4 2 7 5 4 7 5 2 6 2 2 5 5 7 3 3 1 4 4 3 2 1 1 4 1 7 1 7 7 3 4 1 4 3 4 2 2 5 1 1 2 6 3 3 7 2 5 2 2 7 5 6 2 4 3 7 4 5 7 3 7 2 4 5 2 1 1 4 2 3 7 5 7 ans = 4 4 3 7 5 5 6 4 4 5 4 7 3 2 6 4 4 7 4 7 ans = 2 2 2 3 5 5 1 4 3 5 3 5 4 1 1 4 5 1 1 5 4 2 6 5 7 2 4 4 1 5 3 2 4 1 7 7 4 2 6 1 4 1 3 7 1 5 1 1 2 4 2 4 5 6 1 5 4 1 3 2 6 4 2 4 4 2 2 5 1 5 6 4 1 7 7 1 7 2 1 4 7 4 3 6 7 6 2 1 3 6 2 2 5 7 6 2 7 7 4 3 1 3 5 1 ans = 4 3 4 6 6 2 5 6 4 6 4 3 7 7 1 3 5 2 4 6 6 6 ans = 6 1 5 3 6 7 6 3 2 5 7 7 7 3 7 5 3 4 7 1 3 5 4 2 4 3 5 2 6 6 6 7 6 2 7 4 5 4 5 3 1 5 1 5 7 1 7 4 4 2 1 6 7 5 2 1 4 4 2 7 7 2 1 7 6 4 4 2 7 4 5 6 ans = 2 2 7 5 6 7 7 7 6 1 1 2 1 6 1 6 5 2 2 6 1 7 2 1 5 3 2 3 7 3 2 5 5 4 4 6 6 6 5 1 7 4 3 5 5 4 2 5 3 2 3 4 3 5 7 6 2 5 6 4 3 4 5 4 7 4 7 5 4 3 1 1 6 6 6 3 2 7 7 7 7 2 3 1 3 3 5 3 4 7 6 1 2 2 2 5 5 3 6 3 4 1 6 4 5 4 7 3 1 1 4 5 7 3 4 3 2 5 5 2 7 6 1 3 7 4 7 7 4 6 2 3 6 1 6 6 1 2 1 5 1 7 5 3 7 1 2 1 5 4 7 7 7 3 6 1 ans = 4 2 2 ans = 7 5 6

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