The CPU<span> is also known as the </span>processor<span> or microprocessor. The </span>CPU<span> is responsible for executing a sequence of stored instructions called a program. This program will take </span>inputs<span> from an </span>input<span> device, process the </span>input<span> in some way and </span>output<span> the results to an </span>output<span> device.</span> It is neither an input nor an output device, but it is usually connected to both kinds of devices.
Output devices like your monitor, speaker, and printer does not process anything fo it to be categorized as a processing device like your CPU and so as input devices like your mouse, microphone, and keyboard.
The following code is written in Java. It creates a program that asks the user how many cookies they want to make. Then it adjusts the original recipe based on the ratio of the original amount of cookies it makes to the amount the user wants. Finally, passing the output of the new adjusted recipe to the user. Due to technical difficulties, I have added the code as a txt file attached below.