Welcome to Princeton Splash, a studentrun organization at Princeton University 
Splash Biography
UTSARGA SIKDER, ESP Teacher
Major: Computer Science College/Employer: Princeton Year of Graduation: 2015 

Brief Biographical Sketch:
Not Available. Past Classes(Clicking a class title will bring you to the course's section of the corresponding course catalog)M202: Number Theory Tricks: An Introduction to Modular Arithmetic in Splash Spring 14 (Apr. 26, 2014)
What is the last digit of $3^2014$? Is 1234567890 divisible by 11? While these questions might seem impossible to answer without the help of a calculator, they can actually be solved in your head!
The key to answering these questions is modular arithmetic, the mathematics of remainders. This class will teach you how to do these number theory tricks and why they work.
