← Questions

The skyline problem

0
GoogleCodingLast asked Dec 2025

Buildings are given as [left, right, height] rectangles on flat ground. Return the outline of the skyline they form, as the list of key points where the height changes. Use a sweep over building edges with a max-heap of active heights, and handle buildings that share edges.

Write and test your solution herePython in your browser, the question's tests level by level, every submission kept for you.Sign in to start coding