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文殊�q�法 — Sun, 15 Aug 2010 08:08:00 GMT

#include <iostream>
#include <string.h>
using namespace std;
bool is_equal(char str[])
{
int len=strlen(str);
if (len==0)
return false;
else if (len%2==0)
{
int mid=len/2;
bool flag=true;
int i,j;
for(i=0, j=len-1;  i<mid; i++,j--)
{
if (str[i]==str[j])
  continue;
else
{
flag=false;
break;
}
}
return flag;
}
else
return false;
}
int main()
{
char str[]="helleh";
int return_val;
if (is_equal(str))
   return_val=1;
   else
   return_val=0;
   cout<<return_val<<endl;
}

文殊�q�法 2010-08-15 16:08 发表评论

有序多项式相�?------------数据�l�构复习

文殊�q�法 — Thu, 12 Aug 2010 15:23:00 GMT

//有序多项式加�?/span>
#include <iostream>
using namespace std;
struct Node
{
int coef;
int exp;
Node *next;
};
class MExpression
{
private :
Node *first;
public :
MExpression();
void InsertNode(int coef,int exp);
void DeleteNode(int exp);
void Add(MExpression me);
void PrintAll();
};
MExpression::MExpression()
{
first->next=NULL;
}
void MExpression::InsertNode(int coef,int exp)
{
Node *s=new Node();
Node *p=first;
while(p->next!=NULL)
p=p->next;
s->coef=coef;
s->exp=exp;
s->next=p->next;
p->next=s;
}
void MExpression::DeleteNode(int exp)
{
Node *p=first->next;
Node *q;
q=first;
while(p!=NULL)
{
if (p->exp==exp) break;
  q=p;
p=p->next;
}
q->next=p->next;
delete p;
}
void MExpression::Add(MExpression me)
{
int i=0,j=0;
Node *p=first->next;
Node *q=me.first->next;
Node *pp,*qq;
pp=first;
qq=me.first;
while(p&&q)
{
  if (p->exp>q->exp)
  {
  InsertNode(q->coef,q->exp);
  q=q->next;
  }
  else if(p->exp==q->exp)
  {
  p->coef+=q->coef;
  p=p->next;
  q=q->next;
  }
  else
  {
  p=p->next;
  }
}
while(q)
{
  InsertNode(q->coef,q->exp);
  q=q->next;
  }
}
void MExpression::PrintAll()
{
cout<<"=== coef c exp e ==="<<endl;
Node *p=first->next;
while(p!=NULL)
{
cout<<p->coef<<"  c "<<p->exp<<" e ";
p=p->next;
}
}
int main()
{
MExpression *me1=new MExpression();
MExpression *me2=new MExpression();
me1->InsertNode(1,1);
me1->InsertNode(2,2);
me1->InsertNode(3,3);
me1->InsertNode(4,4);
me2->InsertNode(1,2);
me2->InsertNode(2,3);
me2->InsertNode(3,4);
me2->InsertNode(4,5);
me1->Add(*me2);
me1->PrintAll();
}

文殊�q�法 2010-08-12 23:23 发表评论

循环双链�?---数据�l�构复习

文殊�q�法 — Thu, 12 Aug 2010 12:36:00 GMT

/*
循环双链�?br>*/

#include <iostream>
using namespace std;
struct Node
{
int data;
Node *next;
Node *prior;
};

class CycleDLList
{
private :
Node *first;
public:
CycleDLList();
void InsertNode(int data);
void DeleteNode(int data);
void PrintAll();
};

CycleDLList::CycleDLList()
{
first->prior=first;
first->next=first;
}
void CycleDLList::InsertNode(int data)
{
Node *s=new Node();
s->data=data;
Node *p=first->next;
  while(p->next!=first)
  {
   p=p->next;
  }
  s->prior=p;
  s->next=p->next;
  p->next->prior=s;
  p->next=s;
}
void CycleDLList::DeleteNode(int data)
{
Node *p=first->next;
Node *q;
while(p!=first)
{
if(p->data==data) break;
q=p;
p=p->next;
}
if (p!=first)
{
q->next=p->next;
p->next->prior=q;
delete p;
}
}
void CycleDLList:: PrintAll()
{
Node *p=first->next;
Node *q=first->prior;
cout<<"p=p->next"<<endl;
while(p!=first)
{
cout<<p->data<<" ";
p=p->next;
}
cout<<endl;
cout<<"q=q->prior"<<endl;
while(q!=first)
{
cout<<q->data<<" ";
q=q->prior;
}
}
int main()
{
CycleDLList *cd=new CycleDLList();
cd->InsertNode(5);
cd->InsertNode(4);
cd->InsertNode(3);
cd->InsertNode(2);
cd->PrintAll();
cd->DeleteNode(2);
cd->PrintAll();

}

文殊�q�法 2010-08-12 20:36 发表评论

循环单链�?---复习数据�l�构

文殊�q�法 — Mon, 09 Aug 2010 06:58:00 GMT

1#include <iostream>
2using namespace std;
3
4struct Node
5 {
6  int data;
7  Node *next;
8 };
9 class CycleLinkList
10  {
11   private :
12   Node *first;
13   public :
14   CycleLinkList();
15   void InsertNode(int data);
16   void DeleteNode(int data);
17   void PrintAll();
18   };
19
20   CycleLinkList:: CycleLinkList()
21   {
22    first=first->next;
23   }
24   void CycleLinkList::InsertNode(int data)
25   {
26   Node *s=new Node();
27   s->data=data;
28   Node *p=first;
29   if (p->next==first)
30   {
31   s->next=first->next;
32   first->next=s;
33   }
34   else
35   {
36   while(p->next!=first) p=p->next;
37   s->next=p->next;
38   p->next=s;
39   }
40   }
41
42   void CycleLinkList::DeleteNode(int data)
43   {
44   Node *p=first->next;
45   Node *q=first->next;
46   while(p!=first)
47   {
48    if (p->data==data) break;
49    else
50    {
51    q=p;
52    p=p->next;
53    }
54   }
55   q->next=p->next;
56   delete p;
57   }
58   void CycleLinkList:: PrintAll()
59   {
60   Node *p=first->next;
61
62   while(p!=first)
63   {
64   cout<<p->data<<"  ";
65   p=p->next;
66   }
67   }
68   int main()
69   {
70   CycleLinkList *cl=new CycleLinkList();
71   cl->InsertNode(3);
72   cl->InsertNode(4);
73   cl->InsertNode(5);
74   cl->InsertNode(6);
75   cl->PrintAll();
76   cl->DeleteNode(4);
77   cl->PrintAll();
78   }

文殊�q�法 2010-08-09 14:58 发表评论

java选择冒�� 插入排序

文殊�q�法 — Sun, 25 Oct 2009 11:33:00 GMT

public class SortDemo{
    private int[] sortArray;

    public SortDemo(){
        sortArray=new int[8];
    }

    public void swap(int i,int j){
        int t=sortArray[i];
        sortArray[i]=sortArray[j];
        sortArray[j]=t;
    }

    public void insertArray(int pos,int val){
        sortArray[pos]=val;
    }

    public void selectSort(){
        int t,tt;
        for(int j=0;j<sortArray.length-1;j++){

        for(int i=j+1;i<sortArray.length;i++){

            if(sortArray[i]<sortArray[j]) swap(i,j);
        }
        }
    }

    public void bubbleSort(){
        int exchange=sortArray.length;
        int bound;
        while(exchange!=0){
            bound=exchange-1;
            exchange=0;
        for(int i=0;i<bound;i++){
            if(sortArray[i]>sortArray[i+1]){
                 swap(i,i+1);
                 exchange=i+1;
            }
        }
        }

    }

    public void insertSort(){
        for(int i=1;i<sortArray.length;i++){
            int temp=sortArray[i];
            int j=i;
            while(j>0&&temp<sortArray[j-1]){
                sortArray[j]=sortArray[j-1];
                j--;
            }
            sortArray[j]=temp;
        }

    }

    public void showResult(){
        for(int i =0;i<sortArray.length;i++)
        System.out.print(sortArray[i]+"  ");
        System.out.println("");
    }

    public static void main(String[] args){

        SortDemo so=new SortDemo();
        so.insertArray(0,2);
        so.insertArray(1,23);
        so.insertArray(2,22);
        so.insertArray(3,12);
        so.insertArray(4,42);
        so.insertArray(5,32);
        so.insertArray(6,62);
        so.insertArray(7,52);
        so.showResult();
        so.selectSort();
        so.showResult();
        so.bubbleSort();
        so.showResult();
        so.insertSort();
        so.showResult();

    }
}

文殊�q�法 2009-10-25 19:33 发表评论

文殊�q�法 — Mon, 11 May 2009 13:59:00 GMT

dim conn,Strconn
Set conn = Server.CreateObject("ADODB.Connection")
  Strconn="DRIVER={Microsoft Access Driver (*.mdb)};"
  Strconn=Strconn &"DBQ=" & Server.MapPath ("baoming.mdb")
  conn.Open Strconn

很晕�Q�这个数据库链接�Q�我试了几十�ơ，最后删掉一个空格时居然��OK啦，郁闷�Q?

文殊�q�法 2009-05-11 21:59 发表评论

swing.JOptionPane

文殊�q�法 — Mon, 11 May 2009 08:14:00 GMT

import javax.swing.JOptionPane;

public class windowss{
    public static void main(String[] args){
        String aa;
        aa=JOptionPane.showInputDialog("please enter a number:");
        String bb;
        bb=JOptionPane.showInputDialog("plese enter a number:");
        int a;
        a=Integer.parseInt(aa)+Integer.parseInt(bb);;
        String outstr;
        JOptionPane.showMessageDialog(null,"the result is:"+a,"try",JOptionPane.INFORMATION_MESSAGE);
        System.exit(0);
    }
}

刚学JAVA�Q�有点喜�Ƣ，界面比VC6.0好看�Q�呵呵，
parseInt(str),把一个字�W�串转化成int�c�d��
showInputDialog( String),一个输入对话框
showMessageDialog(String);一个显�C�消息的对话�?

文殊�q�法 2009-05-11 16:14 发表评论

文�gAPI

文殊�q�法 — Thu, 30 Apr 2009 05:05:00 GMT

CFileDialog( BOOL bOpenFileDialog, LPCTSTR lpszDefExt = NULL, LPCTSTR lpszFileName = NULL, DWORD dwFlags = OFN_HIDEREADONLY | OFN_OVERWRITEPROMPT, LPCTSTR lpszFilter = NULL, CWnd* pParentWnd = NULL );

bOpenFileDialog

Set to TRUE to construct a File Open dialog box or FALSE to construct a File Save As dialog box.
// CFileDialog dlg(false,"TXT",NULL,NULL,"Text file(*.txt)|*.TXT|",NULL);

��d��文�g�Q?/p>

virtual UINT Read( void* lpBuf, UINT nCount );
throw( CFileException );

lpbuf�~�冲区指�?/strong>

nCount要读的长�?/strong>

int len=file.GetLength();

char *buffer=new char[len+1];

if(!buffer)

{

MessageBox("Allocating fail");

}

else

{

try

{

file.Read(buffer,len);

}

catch(CFileException *e)

{

MessageBox("Reading file error");

file.Close();

e->Delete();

return ;

}

获取当前旉��Q?/strong>

current_time=CTime::GetCurrentTime();
str_year.Format("%d",current_time.GetYear());
str_month.Format("%d",current_time.GetMonth());
str_day.Format("%d",current_time.GetDay());
CString m_date=str_year+"-"+str_month+"-"+str_day;

文殊�q�法 2009-04-30 13:05 发表评论

�ȝ��方图

文殊�q�法 — Wed, 29 Apr 2009 15:16:00 GMT
单文档：利用��d��填充矩�Ş�Q�很��?div>
CRect rc(10,10,20,200);
CBrush bru;
   bru.CreateHatchBrush (HS_BDIAGONAL ,RGB(0,0,255));
pDC->SelectObject (&bru);
pDC->Rectangle (&rc);
pDC->SelectObject (&bru);
bru.DeleteObject ();
�q�是二维的，下面是三�l�的
三维的直方图�Q�只是照我们手画圆柱体，在二�l�的基础上在上面和侧面加了��^行四�?/div>
CRect rc(50,50,100,200);
CBrush bru;
   CPoint r[4];
   bru.CreateHatchBrush (HS_BDIAGONAL ,RGB(0,0,255));
pDC->SelectObject (&bru);
pDC->Rectangle(&rc);
//�剙��四边�?/div>
   r[0].x=50;r[0].y=50;
r[1].x =100;r[1].y=0;
r[2].x=150;r[2].y=0;
r[3].x=100;r[3].y=50;
pDC->Polygon (r,4);
   r[0].x=100;r[0].y=200;
r[1].x =150;r[1].y=150;
r[2].x=150;r[2].y=0;
r[3].x=100;r[3].y=50;
   pDC->Polygon (r,4);
pDC->SelectObject (&bru);
bru.DeleteObject ();

文殊�q�法 2009-04-29 23:16 发表评论

�l�图API 位图昄��

文殊�q�法 — Tue, 28 Apr 2009 15:39:00 GMT

�|�于ONDRAW函数里面�Q�单文档�Q�：

CBitmap bm,*pbm;      //定义位图对象
BITMAP bmMetric;     //定义位图�l�构变量�Q�保存位囄��参数如宽�Q�高
bm.LoadBitmap (IDB_BITMAP2);
bm.GetBitmap (&bmMetric); //保存位图的参数到�l�构变量bmMetric

CDC memDC;                  //定义讑֤�环境�c�d��?br> memDC.CreateCompatibleDC (pDC);   //创徏内存讑֤�环境

pbm=memDC.SelectObject (&bm);     //��位��N��入讑֤�环境
//��内存设备环境的位图传输到设备环�?br> pDC->BitBlt (0,0,bmMetric.bmWidth ,bmMetric.bmHeight ,&memDC,0,0,SRCCOPY);
memDC.SelectObject (pbm); //恢复原设备环境对�?br>    bm.DeleteObject ();
    memDC.DeleteDC();

文殊�q�法 2009-04-28 23:39 发表评论

亚洲精品一二三,欧美日韩黄视频,亚洲福利视频免费观看

回文

有序多项式相�?------------数据�l�构复习

循环双链�?---数据�l�构复习

循环单链�?---复习数据�l�构

java选择 冒�� 插入排序

swing.JOptionPane

文�gAPI

�ȝ��方图

�l�图API 位图昄���

java选择冒�� 插入排序

�l�图API 位图昄��