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12:14 AM
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Q: Recover an array from its insertion indices

user111398An array is built starting with an empty array, and then a sequence of insertions: insert $a_1$ at index $z_1=1$ insert $a_2$ at index $z_2$ insert $a_3$ at index $z_3$ ... and so on. When we insert element $a_i$ and index $z_i$ the result is that $a_i$ is now at index $z_i$, whereas everyth...

 
 
22 hours later…
10:20 PM
-1
Q: Is automata concept theorized in computer science and what would be a simple example?

JohnDoeaI understand the terms automata or automaton to mean "self operating machine". I can't think of any such "machine" besides maybe (if it is even a machine and even exits) cyclic universe of a big-bang--big-crunch phenomena; either in sequence ("finite automata"), or in eternal occurrence ("infini...

 

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