Programming Exam

The pen-and-paper coding exam is given in the class.

Once you finished the exam, please take a picture and submit the picture file.

Exam

Q1. Please write a function named "factorial" that takes one non-negative integer parameter as input and returns its factorial value. ( n!= n*(n-1)(n-2)...21)

Q2. Please write a function named "star". Please write a python code that that takes an integer input from user; Based on that number, python will print out the reverse Pyramid looks like graph1 with height equals to the number (assume the user inputs 12 for the example graph).

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