Respuesta :
*ptr is the following expressions that has a different calue from the others experessions and *ptr is a pointer in c programming language
What is Pointer in C?
Pointers in C are simple and enjoyable to learn. Some C programming tasks are easier to perform with pointers, while others, such as dynamic memory allocation, cannot be performed without them. To become a perfect C programmer, you must first learn pointers. Let us begin by learning them in small and simple steps.
As you may know, each variable is a memory location, and each memory location has an address that can be accessed using the ampersand (&) operator, which denotes a memory address.
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