Cody

Problem 1911. Find the index of the first occurrence of a value in a matrix

Solution 374861

Submitted on 25 Dec 2013
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Test Suite

Test Status Code Input and Output
1   Fail
%% x = [0 1;-1 0]; y_correct = [2 NaN]; assert(isequaln(findfirst(x),y_correct))

Error: Undefined function 'a' for input arguments of type 'double'.

2   Fail
%% x = [0 0 -1;2 -1 0]; y_correct = [NaN 2 1]; assert(isequaln(findfirst(x),y_correct))

Error: Undefined function 'a' for input arguments of type 'double'.

3   Fail
%% x = [0 1 0 -1;-1 -1 0 1;-1 1 0 -1;0 0 0 1]; y_correct = [2 2 NaN 1]; assert(isequaln(findfirst(x),y_correct))

Error: Undefined function 'a' for input arguments of type 'double'.

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