约瑟夫环的C++源代码#includeusingnamespacestd;structperson{unsignedintnumber;unsignedintkey;person*next;};classjoseph_ring{private:unsignedintn;unsignedintm;person*head;public:joseph_ring(){m=0;n=0;head=NULL;}voidcreate();voidshow();};voidjoseph_ring::create(){c