in C++

Part a.

Write a program that keeps reading in positive integers, the entered integer outputs corresponding values in binary and hexadecimal format. Program ends when -1 is read. -1 should not have an output

Part b.

Next, write a new program where a user enters two integers. Create a pointer to each of the numbers. Multiply, add ,subtract and divide the numbers by only using their pointers (remember to dereference them) and output all the results to the console.

Part b Example:

Enter first number: 4

Enter 2nd number: 2

Multiply: 8

Addition: 6

Subtract: 2

Division: 2