Use PYTHON

Instructions: a. Choose 2 out of the 4 problems to work on and submit your work. b. Show your work and program codes if any! c. It is fine to work with classmates, but what you turn in must be your own work not something copied from someone else. 1. Calculating the Factorial of a Number: In mathematics, the notation n ! represents the factorial of the nonnegative integer n. The factorial of n is the product of all the nonnegative integers from 1 to n. For example, 7!=1234567=5,040 and 4!=1234=24 Write a program that lets the user enter a nonnegative integer and then uses a loop to calculate the factorial of that number. Display the factorial