The prototype above provides the following information to the compiler:
1. The return value of the function is of type long.
2. Fact is the name of the function.
3. The function is called with two arguments:
- The first argument is of int data type.
- The second argument is of double data type, int display(int, int) // function prototype//.
The above function prototype provides details about the return data type, name of the function and a list of formal parameters or arguments.
