高速列c++実装


//   .cpp :              。
//

#include "stdafx.h"
#include 
#include 
using namespace std;

void QuickSort(int e[], int first, int end);

int _tmain(int argc, _TCHAR* argv[])
{
	srand(unsigned(time(NULL)));//set   

	int t_nArray[10];
	//      
	for(int i = 0; i < 10; i++)
	{
		t_nArray[i] = rand()%100;
	}
	//    
	 QuickSort(t_nArray, 0, 9);
	//    
	for(int i = 0; i < 10; i++)
	{
		cout << t_nArray[i] ;
		cout << "," ;
	}
	system("pause");
	return 0;
}

void QuickSort(int e[], int first, int end)
{
	int i=first,j=end;
	int temp=e[first];//       
	
	while(i=temp)	// first    ,        
			j--;

		e[i]=e[j];		

		while(ii+1)		
	QuickSort(e,i+1,end);
}

チェーンテーブル
void list::PriorSort(node* &head, node* &end)
{
 node *head1, *head2, *end1, *end2; //                  
 head1 =  head2 = end1 = end2  = NULL; 
 
 if( head == NULL )
  return;    //           ,  

 node *p, *pre1, *pre2; //                 key   key    
 p = pre1 = pre2 = NULL;
 
 int key = head->priority;
 p = head->nextNode; 
 head->nextNode = NULL;  // head      

 while( p != NULL ) 
 {
  //  key   
  if ( p->priority < key ){
   if( !head1 ) 
   {
    head1 = p;
    pre1 = p;
   }
   else{
    pre1->nextNode = p;
    pre1 = p; 
   }
   p = p->nextNode;
   pre1->nextNode = NULL;
  }
  //    key   
  else
  {
   if( !head2 )
   {
    head2 = p;
    pre2 = p;
   }
   else 
   {
    pre2->nextNode = p;
    pre2 = p;
   }
   p = p->nextNode;
   pre2->nextNode = NULL;
  }
 }

 end1 = pre1;
 end2 = pre2; //          

 //             
 PriorSort(head1, end1);
 PriorSort(head2, end2);

 //         , key            
 //       
 if( end1 && head2)
 {
  end1->nextNode = head;
  head->nextNode = head2;
  head = head1;
  end = end2;
 }

 //     
 else if(end1)
 { 
  end1->nextNode = head; 
  end = head;
  head = head1;
 } 

 //     
 else if(head2)
 { 
  head->nextNode = head2;
  end = end2;
 }

}