Problem 44613. Find NaNs in the matrix

Solution 1534453

Submitted on 19 May 2018 by David Verrelli

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Test	Status	Code Input and Output
1	Pass	x = 0./[6 4 0 3 -9]; y_correct = [0 0 1 0 0]; assert(isequal(return_nans(x),y_correct)) y = 1×5 logical array 0 0 1 0 0
2	Pass	x = [1 1 NaN NaN]; y_correct = [0 0 1 1]; assert(isequal(return_nans(x),y_correct)) y = 1×4 logical array 0 0 1 1
3	Pass	x =[1 1 NaN NaN; 5,2,3,NaN]; y_correct = [0 0 1 1; 0 0 0 1]; assert(isequal(return_nans(x),y_correct)) y = 2×4 logical array 0 0 1 1 0 0 0 1

Test

Status

Code Input and Output

Pass

x = 0./[6 4 0 3 -9]; y_correct = [0 0 1 0 0]; assert(isequal(return_nans(x),y_correct))

y = 1×5 logical array 0 0 1 0 0

Pass

x = [1 1 NaN NaN]; y_correct = [0 0 1 1]; assert(isequal(return_nans(x),y_correct))

y = 1×4 logical array 0 0 1 1

Pass

x =[1 1 NaN NaN; 5,2,3,NaN]; y_correct = [0 0 1 1; 0 0 0 1]; assert(isequal(return_nans(x),y_correct))

y = 2×4 logical array 0 0 1 1 0 0 0 1