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Amazon Interview Question for Software Engineer / Developers


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Let X be vertical distance, Y be Horizontal Distance between two points, then number of possible way to reach from Point-1 to point-2 is

(x+y)!
---------
 x! * y!

- SRB July 19, 2011 | Flag Reply
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can you further elaborate....it looks like a P & C problem....but I am not able to understand the final answer....

- anonymous July 22, 2011 | Flag
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will it work for 3 x 3? I want to determine possible paths from (2,0) to (0,2) elements.
vertical & horizontal distances are 2. According to above formula there are maximum 6 paths. But i see more ways to reach (0,2) from (2,0) (around 9 ways)

- Anonymous July 24, 2011 | Flag Reply
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of 0 vote

The solution given by shreyas above is wrong.
He is just look for the shortest distances.

- anonymous July 25, 2011 | Flag Reply


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