Congrats on finishing Chapter#1!

That wasn’t so hard, was it? Hang on, you will use all these concepts again and again. Which will make you feel a lot more confident as you progress.

Don’t you want to save your progress? By default the progress will be saved on your browser session if you are not logged in. Please consider registering. It is free. And your progress gets saved. So you can continue learning through mobile / tablet / desktop.

Most courses have difficulty levels spiking up and down throughout their lessons. In this course, you start at an easy difficulty level and slowly ramp it up, learning more advanced concepts, practicing more quizzes / problems and examples.

The transition to advanced concepts is kept gradual so you never have to feel “overloaded”. If you managed reaching till here then you will be floating like a swan throughout the course!

We’d love to hear what you feel! This won’t take you more than 1 minute:





…Awesome, thank you!



Whenever you have queries or doubts about a topic, you can raise a ticket through the “Contact Us” button at the top. And our customer-friendly support team will be happy to answer your queries / doubts and help you understand any of the concepts.