Final answer:
Accessing a pointee given a pointer involves dereferencing the pointer using the dereference operator in languages like C or C++ or by using the variables directly in higher-level languages that handle dereferencing automatically.
Step-by-step explanation:
To access a pointee when given a pointer, you need to dereference the pointer. Dereferencing is the process by which you access the value that the pointer is pointing to. In many programming languages, this is done using the dereference operator, which is typically an asterisk (*) in C and C++ or by using specific methods in higher-level languages.
In C or C++, if you have a pointer ptr that points to an integer, you use *ptr to access the actual integer value. This dereference operator is placed before the pointer's name. For example, if you want to print the value of the pointee, you could use a statement like printf("%d", *ptr);.
In languages like Python, you access the value that a reference (the equivalent of a pointer in languages like C/C++) points to simply by using the reference as you would use the variable itself. Python handles the dereferencing automatically for you. For example, if you have my_reference, you can use print(my_reference) to display the pointee's value.
Here's an example:
int num = 10;
int* ptr = #
printf("The value of num is: %d", *ptr);
This code will print the value of num through the pointer ptr, which is 10.