When choosing a data structure or algorithm, you will sometimes discover an inverse relationship between memory usage and CPU time: the less memory a data structure uses, the more CPU time ...

In AI, is data more important than algorithms? originally appeared ... most people might not care much about the difference between ML and AI and will use them interchangeably.

with an introduction to the connection between data structures and the algorithms they support. Data abstraction. Controlled access structures. Trees, lists, stacks, queues, graphs, arrays, hash ...