Shulou(Shulou.com)06/03 Report--

This article mainly introduces how to implement the php Joseph problem solving algorithm for the execution of prisoners, the article introduces in great detail, has a certain reference value, interested friends must read it!

The specific analysis is as follows:

In ancient times, a judge wanted to sentence IV prisoners to death. He had an absurd law that made prisoners stand in a circle. From the beginning of the second person, every D person was pulled out to be executed, and then D was counted, and then pulled out for execution. Until the last one can be pardoned.

Function getNum ($n quotient m) {/ / is used to initialize all the numbers in the array $a = array (); / / traverses, and stores it into the array for ($iposi1 * * i1) {/ / if the item in the array is greater than 1, continue to loop out the element / / delete the rule for ($job1 * j

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