Lattice paths
Moving only right or up on a grid, how many shortest paths are there from to ?
Show hints (2)+
- Every path has the same length: 10 moves.
- Choose which moves go right.
Answer
Reveal answer →Final answer
252
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