non zero elements in matrix

Hello,

I have a matrix 50*50 and every single elements has a value of either '0' or '1' . How can I determine all locations of all non zero elements. It would be nice if I could store the location in an array or something easy to read and understand.

Thank you

Answer 1

[KALYAN ACHARJYA]

[r,c]=find(mat~=0)

[Mo H]

you are awesome