About pointers in c language in some of the experiments

We learnpointerWhen there may be a lot of things so that we confuse so I use a few small experimental program to give you answers to your questions:

First, from the definition, the variable is a pointer to the address stored in the variable。

Unary operator * is the indirection or dereference operator

Unary operator&Take for an object address,It can only be applied to objects in memory

That * (indirection obtained[……]

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