C Programming

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Topic: Functions

10.4 EXERCISE 4 Open a new file called lab10ex4.c The factorial of a non-negative integer number n, denoted by n! is the product of all positive integers less than or equal to n. For example, 5! = 5 x 4 x 3 x 2x1 = 120 Write a function that calculates the factorial of a number input, n, by the user void factorial (int n) that takes in 1 input argument, n, and does not return any output value. The final value of factorial n is printed out to the terminal screen. The user is prompted to input variable n via the terminal screen