Pointers:

  Pointers are Special Type of variables which are used  to store the Address of Another variable or memory location. Using a pointer variable we can access and modify the value of  a variable of which it consists the address. A pointer variable can hold the address of one memory location at a time.

      the data type of pointer variable and the variable of which it consist the address should be same.


Syntax:

       dataType *ptrVariable;


note: we can't perform Arithmetic operations on Addresses except Subtraction.

    For example:

      int a,b;
 =&a+&b;(Invalid)