This example is directly mentioned in MIT Introduction to Algorithms, I would recommend it - https://ocw.mit.edu/courses/electrical-engineering-and-computer-sci

This example is directly mentioned in MIT Introduction to Algorithms, I would recommend it - https://ocw.mit.edu/courses/electrical-engineering-and-computer-science/6-006-introduction-to-algorithms-fall-2011/lecture-videos/lecture-22-dp-iv-guitar-fingering-tetris-super-mario-bros/ https://ocw.mit.edu/courses/electrical-engineering-and-compu...