C++ examples

Heap allocation/deallocation - How can you allocate a new block of memory from the heap and set a pointer variable to point at it? - When you are done with that block of memory, how can you deallocate? - What could happen if you use a block of heap memory after you have deallocated it? - How do you allocate an array from the heap and set a pointer variable to point at it? - How do you deallocate a heap allocated array