Delannoy Numbers
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Multiple Choice
What is the Delannoy number D(n, m)?
- The number of paths from (0, 0) to (n, m) in the grid, where each step is either right or up.
- The number of paths from (0, 0) to (n, m) in the grid, where each step is either right or down.
- The number of paths from (0, 0) to (n, m) in the grid, where each step is either right or diagonal.
- The number of paths from (0, 0) to (n, m) in the grid, where each step is either up or diagonal.