hash040819dlg.cpp

这个程序用于实现哈希表

// hash040819Dlg.cpp : implementation file
//

#include "stdafx.h"
#include "hash040819.h"
#include "hash040819Dlg.h"

#ifdef _DEBUG
#define new DEBUG_NEW
#undef THIS_FILE
static char THIS_FILE[] = __FILE__;
#endif
CString str0,str1,str2,str3,str4,str5,str6,str7,str8,str9,str10,str11,str12,str13,str14,str15,str16,str17,str18;
int hash[19];
/////////////////////////////////////////////////////////////////////////////
// CAboutDlg dialog used for App About

class CAboutDlg : public CDialog
{
public:
	CAboutDlg();

// Dialog Data
	//{{AFX_DATA(CAboutDlg)
	enum { IDD = IDD_ABOUTBOX };
	//}}AFX_DATA

	// ClassWizard generated virtual function overrides
	//{{AFX_VIRTUAL(CAboutDlg)
	protected:
	virtual void DoDataExchange(CDataExchange* pDX);    // DDX/DDV support
	//}}AFX_VIRTUAL

// Implementation
protected:
	//{{AFX_MSG(CAboutDlg)
	//}}AFX_MSG
	DECLARE_MESSAGE_MAP()
};

CAboutDlg::CAboutDlg() : CDialog(CAboutDlg::IDD)
{
	//{{AFX_DATA_INIT(CAboutDlg)
	//}}AFX_DATA_INIT
}

void CAboutDlg::DoDataExchange(CDataExchange* pDX)
{
	CDialog::DoDataExchange(pDX);
	//{{AFX_DATA_MAP(CAboutDlg)
	//}}AFX_DATA_MAP
}

BEGIN_MESSAGE_MAP(CAboutDlg, CDialog)
	//{{AFX_MSG_MAP(CAboutDlg)
		// No message handlers
	//}}AFX_MSG_MAP
END_MESSAGE_MAP()

/////////////////////////////////////////////////////////////////////////////
// CHash040819Dlg dialog

CHash040819Dlg::CHash040819Dlg(CWnd* pParent /*=NULL*/)
	: CDialog(CHash040819Dlg::IDD, pParent)
{
	//{{AFX_DATA_INIT(CHash040819Dlg)
	m_edit1 = 0;
	m_edit15 = 0;
	m_edit10 = 0;
	m_edit11 = 0;
	m_edit12 = 0;
	m_edit13 = 0;
	m_edit14 = 0;
	m_edit16 = 0;
	m_edit17 = 0;
	m_edit18 = 0;
	m_edit19 = 0;
	m_edit2 = 0;
	m_edit3 = 0;
	m_edit4 = 0;
	m_edit5 = 0;
	m_edit6 = 0;
	m_edit7 = 0;
	m_edit8 = 0;
	m_edit9 = 0;
	m_edit20 = 0;
	m_edit21 = 0;
	m_edit22 = 0;
	//}}AFX_DATA_INIT
	// Note that LoadIcon does not require a subsequent DestroyIcon in Win32
	m_hIcon = AfxGetApp()->LoadIcon(IDR_MAINFRAME);
}

void CHash040819Dlg::DoDataExchange(CDataExchange* pDX)
{
	CDialog::DoDataExchange(pDX);
	//{{AFX_DATA_MAP(CHash040819Dlg)
	DDX_Text(pDX, IDC_EDIT1, m_edit1);
	DDX_Text(pDX, IDC_EDIT15, m_edit15);
	DDX_Text(pDX, IDC_EDIT10, m_edit10);
	DDX_Text(pDX, IDC_EDIT11, m_edit11);
	DDX_Text(pDX, IDC_EDIT12, m_edit12);
	DDX_Text(pDX, IDC_EDIT13, m_edit13);
	DDX_Text(pDX, IDC_EDIT14, m_edit14);
	DDX_Text(pDX, IDC_EDIT16, m_edit16);
	DDX_Text(pDX, IDC_EDIT17, m_edit17);
	DDX_Text(pDX, IDC_EDIT18, m_edit18);
	DDX_Text(pDX, IDC_EDIT19, m_edit19);
	DDX_Text(pDX, IDC_EDIT2, m_edit2);
	DDX_Text(pDX, IDC_EDIT3, m_edit3);
	DDX_Text(pDX, IDC_EDIT4, m_edit4);
	DDX_Text(pDX, IDC_EDIT5, m_edit5);
	DDX_Text(pDX, IDC_EDIT6, m_edit6);
	DDX_Text(pDX, IDC_EDIT7, m_edit7);
	DDX_Text(pDX, IDC_EDIT8, m_edit8);
	DDX_Text(pDX, IDC_EDIT9, m_edit9);
	DDX_Text(pDX, IDC_EDIT20, m_edit20);
	DDX_Text(pDX, IDC_EDIT21, m_edit21);
	DDX_Text(pDX, IDC_EDIT22, m_edit22);
	//}}AFX_DATA_MAP
}

BEGIN_MESSAGE_MAP(CHash040819Dlg, CDialog)
	//{{AFX_MSG_MAP(CHash040819Dlg)
	ON_WM_SYSCOMMAND()
	ON_WM_PAINT()
	ON_WM_QUERYDRAGICON()
	ON_BN_CLICKED(IDC_BUTTON1, OnButton1)
	ON_BN_CLICKED(IDC_BUTTON2, OnButton2)
	ON_BN_CLICKED(IDC_BUTTON3, OnButton3)
	ON_BN_CLICKED(IDC_BUTTON4, OnButton4)
	ON_BN_CLICKED(IDC_BUTTON5, OnButton5)
	//}}AFX_MSG_MAP
END_MESSAGE_MAP()

/////////////////////////////////////////////////////////////////////////////
// CHash040819Dlg message handlers

BOOL CHash040819Dlg::OnInitDialog()
{
	CDialog::OnInitDialog();

	// Add "About..." menu item to system menu.

	// IDM_ABOUTBOX must be in the system command range.
	ASSERT((IDM_ABOUTBOX & 0xFFF0) == IDM_ABOUTBOX);
	ASSERT(IDM_ABOUTBOX < 0xF000);

	CMenu* pSysMenu = GetSystemMenu(FALSE);
	if (pSysMenu != NULL)
	{
		CString strAboutMenu;
		strAboutMenu.LoadString(IDS_ABOUTBOX);
		if (!strAboutMenu.IsEmpty())
		{
			pSysMenu->AppendMenu(MF_SEPARATOR);
			pSysMenu->AppendMenu(MF_STRING, IDM_ABOUTBOX, strAboutMenu);
		}
	}

	// Set the icon for this dialog.  The framework does this automatically
	//  when the application's main window is not a dialog
	SetIcon(m_hIcon, TRUE);			// Set big icon
	SetIcon(m_hIcon, FALSE);		// Set small icon
	
	// TODO: Add extra initialization here
	
	return TRUE;  // return TRUE  unless you set the focus to a control
}

void CHash040819Dlg::OnSysCommand(UINT nID, LPARAM lParam)
{
	if ((nID & 0xFFF0) == IDM_ABOUTBOX)
	{
		CAboutDlg dlgAbout;
		dlgAbout.DoModal();
	}
	else
	{
		CDialog::OnSysCommand(nID, lParam);
	}
}

// If you add a minimize button to your dialog, you will need the code below
//  to draw the icon.  For MFC applications using the document/view model,
//  this is automatically done for you by the framework.

void CHash040819Dlg::OnPaint() 
{
	if (IsIconic())
	{
		CPaintDC dc(this); // device context for painting

		SendMessage(WM_ICONERASEBKGND, (WPARAM) dc.GetSafeHdc(), 0);

		// Center icon in client rectangle
		int cxIcon = GetSystemMetrics(SM_CXICON);
		int cyIcon = GetSystemMetrics(SM_CYICON);
		CRect rect;
		GetClientRect(&rect);
		int x = (rect.Width() - cxIcon + 1) / 2;
		int y = (rect.Height() - cyIcon + 1) / 2;

		// Draw the icon
		dc.DrawIcon(x, y, m_hIcon);
	}
	else
	{
		CDialog::OnPaint();
	}
}

// The system calls this to obtain the cursor to display while the user drags
//  the minimized window.
HCURSOR CHash040819Dlg::OnQueryDragIcon()
{
	return (HCURSOR) m_hIcon;
}

void CHash040819Dlg::OnButton1() 
{
int i;
int num[19];
unsigned long int l;
UpdateData();
num[0]=m_edit1;
num[1]=m_edit2;
num[2]=m_edit3;
num[3]=m_edit4;
num[4]=m_edit5;
num[5]=m_edit6;
num[6]=m_edit7;
num[7]=m_edit8;
num[8]=m_edit9;
num[9]=m_edit10;
num[10]=m_edit11;
num[11]=m_edit12;
num[12]=m_edit13;
num[13]=m_edit14;
num[14]=m_edit15;
num[15]=m_edit16;
num[16]=m_edit17;
num[17]=m_edit18;
num[18]=m_edit19;

for(i=0;i<19;i++)
    hash[i]=0;
for(i=0;i<19;i++)
    {
    l=num[i]%19;
    if(hash[l]==0)
    hash[l]=num[i];
    else {
            do{l=(l+1)%19;
              }while (hash[l]!=0);
                  hash[l]=num[i];
         }
     }

	str0.Format("%5d",hash[0]);
	str1.Format("%5d",hash[1]);
	str2.Format("%5d",hash[2]);
	str3.Format("%5d",hash[3]);
	str4.Format("%5d",hash[4]);
	str5.Format("%5d",hash[5]);
	str6.Format("%5d",hash[6]);
	str7.Format("%5d",hash[7]);
	str8.Format("%5d",hash[8]);
	str9.Format("%5d",hash[9]);
	str10.Format("%5d",hash[10]);
	str11.Format("%5d",hash[11]);
	str12.Format("%5d",hash[12]);
	str13.Format("%5d",hash[13]);
	str14.Format("%5d",hash[14]);
	str15.Format("%5d",hash[15]);
	str16.Format("%5d",hash[16]);
	str17.Format("%5d",hash[17]);
	str18.Format("%5d",hash[18]);

MessageBox(str0+str1+str2+str3+str4+str5+str6+str7+str8+str9+str10+str11+str12+str13+str14+str15+str16+str17+str18) ;
UpdateData(FALSE);
}

void CHash040819Dlg::OnButton2() 
{
unsigned long int l;
int s;
UpdateData();
	s=m_edit20;
    l=s%19;
    if(hash[l]==0)
    hash[l]=s;
    else {
            do{l=(l+1)%19;
              }while (hash[l]!=0);
                  hash[l]=s;
         }
	str0.Format("%5d",hash[0]);
	str1.Format("%5d",hash[1]);
	str2.Format("%5d",hash[2]);
	str3.Format("%5d",hash[3]);
	str4.Format("%5d",hash[4]);
	str5.Format("%5d",hash[5]);
	str6.Format("%5d",hash[6]);
	str7.Format("%5d",hash[7]);
	str8.Format("%5d",hash[8]);
	str9.Format("%5d",hash[9]);
	str10.Format("%5d",hash[10]);
	str11.Format("%5d",hash[11]);
	str12.Format("%5d",hash[12]);
	str13.Format("%5d",hash[13]);
	str14.Format("%5d",hash[14]);
	str15.Format("%5d",hash[15]);
	str16.Format("%5d",hash[16]);
	str17.Format("%5d",hash[17]);
	str18.Format("%5d",hash[18]);

MessageBox(str0+str1+str2+str3+str4+str5+str6+str7+str8+str9+str10+str11+str12+str13+str14+str15+str16+str17+str18) ;
UpdateData(FALSE);
}

void CHash040819Dlg::OnButton3() 
{ 
	unsigned long int l;
	int s;
	UpdateData();
	CString search1;
	s=m_edit21;
	l=s%19;
	if (hash[l]==s)
    {	l=l+1;
		search1.Format("%d",l);
		MessageBox("在第"+search1+"个位置");
    return;
    }
    while((hash[l]!=s)&&(hash[l]!=0) )
    l=(l+1)%19;
    if (hash[l]==s)
	{	l=l+1;
		search1.Format("%d",l);
		MessageBox("在第"+search1+"个位置");
	}
    else MessageBox("不存在此数!");
	UpdateData(FALSE);
}

void CHash040819Dlg::OnButton4() 
{ 
	unsigned long int l;
	int k,i,n=0;
	int num[19];
	UpdateData();
	CString search1;
	k=m_edit22;

	for (i=0;i<19;i++)
	{	if (hash[i]==k)
		{hash[i]=0;n=1;
		}
	}
	if (n==0)
	{MessageBox("不存在此数!");return;
	}
	else
	{for(i=0;i<19;i++)
		num[i]=hash[i];
	}
for(i=0;i<19;i++)
    hash[i]=0;
for(i=0;i<19;i++)
    {
    l=num[i]%19;
    if(hash[l]==0)
    hash[l]=num[i];
    else {
            do{l=(l+1)%19;
              }while (hash[l]!=0);
                  hash[l]=num[i];
         }
     }

	str0.Format("%5d",hash[0]);
	str1.Format("%5d",hash[1]);
	str2.Format("%5d",hash[2]);
	str3.Format("%5d",hash[3]);
	str4.Format("%5d",hash[4]);
	str5.Format("%5d",hash[5]);
	str6.Format("%5d",hash[6]);
	str7.Format("%5d",hash[7]);
	str8.Format("%5d",hash[8]);
	str9.Format("%5d",hash[9]);
	str10.Format("%5d",hash[10]);
	str11.Format("%5d",hash[11]);
	str12.Format("%5d",hash[12]);
	str13.Format("%5d",hash[13]);
	str14.Format("%5d",hash[14]);
	str15.Format("%5d",hash[15]);
	str16.Format("%5d",hash[16]);
	str17.Format("%5d",hash[17]);
	str18.Format("%5d",hash[18]);

MessageBox("删除已成功") ;
UpdateData(FALSE);
     }

void CHash040819Dlg::OnButton5() 
{
MessageBox("当前哈希表为："+str0+str1+str2+str3+str4+str5+str6+str7+str8+str9+str10+str11+str12+str13+str14+str15+str16+str17+str18) ;

	
}