Monotone paths across a grid
On a grid of cells you start at the bottom-left corner and move only up or right along grid lines to the top-right corner . How many distinct paths are there?
Show hints (2)+
- Each path is ups and rights in some order.
- Choose which of the moves are ups: .
Answer
Reveal answer →Final answer
924
Want the full step-by-step worked solution? It's part of Premium - along with a worked solution for every question in the bank.
Asked at: Jane Street, Optiver