Cody

Problem 46102. Determine the sum of diagonal elements in a matrix excluding negative and NaN values

Solution 2785147

Submitted on 5 Aug 2020 by Sudheer Bhimireddy
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Test Suite

Test Status Code Input and Output
1   Pass
x = [1 0;0 1]; y_correct = 2; assert(isequal(diagonalSum(x),y_correct))

2   Pass
x = [1 0 3;-2 -2 3; NaN 4 -1]; y_correct = 1; assert(isequal(diagonalSum(x),y_correct))

3   Pass
x = [-1 0 1;0 0 2;0 0 NaN]; y_correct = 0; assert(isequal(diagonalSum(x),y_correct))

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