Hard
Trapping Rain Water
67.4% acceptance · asked by 76 companies
Workspace
Scratch, run, iterate — then submit on LeetCode
Custom input (stdin)
Console
Your notes
Sign in to keep markdown notes on this problem — approach, complexity, gotchas.
67.4% acceptance · asked by 76 companies
Scratch, run, iterate — then submit on LeetCode
Custom input (stdin)
Console
Sign in to keep markdown notes on this problem — approach, complexity, gotchas.