Move Ladybird Move!

February 12, 2009 at 1:21 pm Leave a comment

A ladybird starts at (0, 0). It needs to move to (m, 0). At a time, the ladybird can take either 1 step or 2 steps forward, i.e. from (0, 0), it can go to (1, 0) or to (2, 0). What is the total number of ways in which the ladybird can reach (m, 0).

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Entry filed under: Puzzles.

Number of the house Number of set bits Part II

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