Write a program to displayn a number/charater from a user & display it?

or:Write a program to displayn a number/charater from a user & display it?or:In what language and what is your output and input device? Do you have a

or:Write a program to displayn a number/charater from a user & display it?

or:In what language and what is your output and input device? Do you have an operating system which handles some of the input/output or will you have to write the keyboard polling, graphics driver, memory management, etc, yourself. It's the difference between it being ten million lines of machine code or two lines of high-level code.

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