The Manning book is a great, very approachable and even enjoyable intro to the basics of algorithms and data structures. It’s got illustrations and everything!

The Manning book is a great, very approachable and even enjoyable intro to the basics of algorithms and data structures. It’s got illustrations and everything! It doesn’t go into loads of detail but as a first intro I think it’s great, then you can go deeper if you want. https://www.manning.com/books/grokking-algorithms https://www.manning.com/books/grokking-algorithms