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re: Oversized Pancake Flipper - Google Code Jam VIEW POST

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re: Wow! Nice solution. I have been thinking about it for a while and I still have two open quiestions: Does it work in any case? Does it find the o...
 
  • Does it work in any case?

I cannot show you the mathematical explanation but I have some hints.
Let's take the example of the post but reversed:

-++-+---
***
+---+---
 ***
+++++---
     ***
++++++++

These are exactly the same flips made above.

I think the key point here is that you should never touch happy pancakes, unless forced to do so because of a nearest unhappy one.

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