How do i assign a random element of an array a new value

I have an array maze=strings(size) where all the elements are "0" How did i randomly choose one of these elements and assign it "P"

Answer 1

[madhan ravi]

a=maze;

a(randi([1,numel(a)],1,1))='p'

[madhan ravi]

The above shows an example to select random value and replacing it as another.

[madhan ravi]

You can adapt the same way to your case.

Answer 2

[Stephan]

Hi,

try:

maze(randi(numel(maze))) = 'P';

Best regards

Stephan