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Problem 1529. Sum the numbers on the main diagonal

Sum the numbers on the main diagonal of an n-by-n matrix. For input:

      A = [1 2 4
           3 6 2
           2 4 7]

The output value should equal 14.

Solution Stats

83.0% Correct | 17.0% Incorrect
Last Solution submitted on Feb 05, 2020

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