Conclusions C and C++ use memory in various ways, both static and dynamic. Dynamic memory includes stack and heap. Dynamic behavior in embedded real time systems is generally a source of concern, as ...

Pros: you can index arr just like any 2-d array. Cons: memory is not allocated contiguously, which for what you're doing may be a problem. Option 2 - allocate the memory as a 1-d array, compute index: ...