Cody

# Problem 2519. Find out total non zero element of matrix

Solution 1891347

Submitted on 3 Aug 2019 by Oliver Warlow
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### Test Suite

Test Status Code Input and Output
1   Pass
x = magic(5); y_correct = 25; assert(isequal(non_zero_a(x),y_correct))

a = 5×5 logical array 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 ans = 25

2   Pass
x = zeros(5); y_correct = 0; assert(isequal(non_zero_a(x),y_correct))

a = 5×5 logical array 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 ans = 0

3   Pass
x = eye(12); y_correct = 12; assert(isequal(non_zero_a(x),y_correct))

a = 12×12 logical array 1 0 0 0 0 0 0 0 0 0 0 0 0 1 0 0 0 0 0 0 0 0 0 0 0 0 1 0 0 0 0 0 0 0 0 0 0 0 0 1 0 0 0 0 0 0 0 0 0 0 0 0 1 0 0 0 0 0 0 0 0 0 0 0 0 1 0 0 0 0 0 0 0 0 0 0 0 0 1 0 0 0 0 0 0 0 0 0 0 0 0 1 0 0 0 0 0 0 0 0 0 0 0 0 1 0 0 0 0 0 0 0 0 0 0 0 0 1 0 0 0 0 0 0 0 0 0 0 0 0 1 0 0 0 0 0 0 0 0 0 0 0 0 1 ans = 12