Which is the best book for introduction to Algorithms ? And What do people mean when they refer to data structures?

Question

So..I just gave my last exam in high school and will be going to college starting Mid JUNE this year and wanted to learn algorithms for a head start in College (COMP. science ENGG.)

What are the areas I should focus on?
What is MATLAB ?
P.S. I am very well versed with JAVA-NETBEANS IDE AND C++.

Answer 1

I would suggest you to search algorithms and data structures, Bob Sedgewick from Princeton on youtube. Great professor, great class.

Answer 2

Will do mate.
But was looking for some sort of book with exercises and other stuff.

Answer 3

You have a lot of excercises on www.hackerrank.com. You can search for Introduction to Algorithms 3rd edition, Cormen also Cracking the coding interview.