For computer science students and self-taught programmers alike, mastering data structures is the "rite of passage" that separates a coder from an engineer. Among the many textbooks available, has earned a legendary reputation for its clarity, rigor, and practical approach.

: Numerous diagrams, figures, and tables are used throughout to visually illustrate how algorithms work.

: Binary trees, binary search trees (BSTs), and more advanced tree structures.

return s->arr[s->top--];