Please do not copy paste other answers, I have seen them all, I do not want to be caught in plagiarism!

I will upvote your correct answer. Thanks a lot!

This is Java!

Compulsory Exercise on Tutorial 1: Write a Java Program that calculates the factorial function by accepting parameters of N from command line user input. Measure the time elapsed to run the function by changing the value of N. Try to observe and analyze if the time T and value N has a linear relation. (You can collect the data and try the linear fit. Excel has the function, or you can try to directly do it in Java)