Assignments

Weekly programming assignments are due on Sundays at 11:59pm Princeton Time.

Here are some recommended style guidelines for programming assignments.

Please also read our programming assignment FAQ.

0. Hello, World
Install a Java programming environment, take a collaboration quiz, answer a survey, and then write a few short Java programs, and submit them using TigerFile.
Submit to TigerFile
1. Conditionals & Loops
The goals of this assignment are to deepen your understanding of loops and conditionals and to learn how to debug code.
Download Project Zip | Submit to TigerFile
2. Arrays and IO
The goal of this assignment is to deepen your understanding of arrays and input/output (IO).
Download Project Zip | Submit to TigerFile
3. Conjunction Function
Implement and test a collection of functions (also known as methods), which manipulate audio, and take a short quiz on how to get help in COS 126.
Download Project Zip | Submit to TigerFile
4. Recursion
Plot a Sierpinski triangle; and plot a recursive pattern of your own design; evaluate and compare the performance of a recursive program and a dynamic programming program.
Download Project Zip | Submit to TigerFile
5. Object-Oriented Programming
Gain experience with using and creating data types.
Partner assignment
Download Project Zip | Submit to TigerFile
6. Image Classifier
Write a program to classify images using the perceptron algorithm.
Partner assignment
Download Project Zip | Submit to TigerFile
7. Guitar Hero
Simulate the plucking of a guitar string using the Karplus–Strong algorithm, transforming your computer into a musical instrument.
Partner assignment
Download Project Zip | Submit to TigerFile
8. Chat126
Use a Markov chain to create a statistical model of a piece of English text. Simulate the Markov chain to generate stylized pseudo-random text.
Partner assignment
Download Project Zip | Submit to TigerFile
9. Hamming Codes in Toy
Write a TOY program to encode data using Hamming codes. Then write a TOY program to correct encoded data that has been corrupted.
Partner assignment
Download Project Zip | Submit to TigerFile