... problem with simple solution) Yes. Actually the initialized value is depend on your system. It's in general equal to 0. But be careful, all the element would be unavialable after you deallocate it. It's in general not initialized at all unless you do so explicitly (as stated and suggested by dpb), typically meaning that it has whatever was in the location previously. That...

... problem with simple solution) Yes. Actually the initialized value is depend on your system. It's in general equal to 0. But be careful, all the element would be unavialable after you deallocate it. If you aim to write portable software, and/or write software to be used by others, and/or may in the future change your compiler then NEVER assume initialisation of variables by ...

... dbp (simple problem with simple solution) Yes. Actually the initialized value is depend on your system. It's in general equal to 0. But be careful, all the element would be unavialable after you deallocate it. 2) if the required space for the new allocation is greater than the available contiguous space, the allocation will take another slot of memory, with the subsequent loss ...