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CStdioFile fp,fd;
if(fp.Open("C:\\10.txt",CFile::modeRead))
{
CString strline;
char* temp;
fp.ReadString(strline);
DWORD num = strtol(strline.GetBuffer(strline.GetLength()),&temp,10);
if(fd.Open("C:\\10.txt.dat",CFile::modeWrite|CFile::modeCreate))
fd.Write(&num,sizeof(WORD));
fd.Close();
fp.Close();
}
if(fd.Open("C:\\10.txt.dat",CFile::modeWrite|CFile::modeCreate|CFile::typeBinary))