Data structure and algorithms. Made easy guide. Fast track student edition. 2014. Chapter 1,2,3.
https://play.google.com/books/reader?id=jnnCAwAAQBAJ&printsec=frontcover&output=reader&hl=ru&pg=GBS.PA8
AdamDrozdek. Data structure and algorithms in C++. Fourthedition. 2013. Chapter1