Back to Question
Unique Paths II
Question Explain
A robot is at the top-left corner of an $m \times n$ grid. This time, there are obstacles in the grid. How many unique paths are there to the bottom-right corner? Use DP.
A robot is at the top-left corner of an $m \times n$ grid. This time, there are obstacles in the grid. How many unique paths are there to the bottom-right corner? Use DP.