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C/C++ code:

CoInitialize(NULL);

_ConnectionPtr pCon(__uuidof(Connection));
_RecordsetPtr pRst(__uuidof(Recordset));


//pCon->ConnectionString = "Provider = SQLOLEDB.1; Persist Security Info = False; User ID = sa; Initial Catalog = pubs";
try
{
pCon->Open("Provider=Microsoft.Jet.OLEDB.4.0;Data Source=dailyAccount.mdb", "", "", adConnectUnspecified);
try
{
pRst->Open("select * from daily", _variant_t((IDispatch*)pCon), adOpenDynamic, adLockUnspecified, adCmdText);
while(!pRst->adoEOF)
{
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}
}
catch(_com_error e)
{
AfxMessageBox("Êý¾Ý²éѯʧ°Ü!");
}
}
catch(_com_error e)
{
AfxMessageBox("Êý¾Ý¿âÁ¬½Óʧ°Ü!");
}


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struct BBB
{
long num£»
char *name;
short int data;
char ha;
short ba[5];
}*p;
p=0x1000000;
p+0x200=____;
(Ulong)p+0x200=____;
(char*)p+0x200=____;
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