I ran into a bit of a roadblock trying to code a program to perform simple matrix operations. The catch was that I wanted to be able to let the user specify the dimension of the matrices on the fly.

The big problem that I am having is how to create the arrays (or arrays of pointers really) to dynamically assign memory at run time, to be able to collect the information from multiple selections ...

This is an excellent question. Zero-length arrays, also known as flexible arrays, are used to implement variable-length arrays, primarily in structures. That's a little confusing, so let's look at an ...