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Unlocking doors


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#11 BMAD

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Posted 10 February 2014 - 02:59 PM

 

optimal in the sense that i want to go to the fewest floors and fewest doors and testing the fewest keys possible.

 

So optimal means minimize the sum: floors+doors+ keys.

 

yes.


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#12 superprismatic

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Posted 11 February 2014 - 12:59 AM

Spoiler for the best I could devise so far


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