void CChars::Difference(CArrayInt* paiNewToOldIndices, CArrayInt* paiOldToNewIndices, CChars szOldString)
{
	int		i;
	int		j;
	CChars	cTemp;
	char	cNew;
	char	cOld;

	//This will find the index of each character in this string in the old string.

	paiOldToNewIndices->SetUsedElements(szOldString.Length());
	paiOldToNewIndices->SetArrayValues(-1);

	paiNewToOldIndices->SetUsedElements(Length());
	paiNewToOldIndices->SetArrayValues(-1);

	cTemp.Init(szOldString);
	for (j = 0; j < Length(); j++)
	{
		cNew = GetChar(j);
		for (i = 0; i < cTemp.Length(); i++)
		{
			cOld = cTemp.GetChar(i);
			if (cOld == cNew)
			{
				cTemp.SetChar(i, 1);
				paiOldToNewIndices->SetValue(i, j);
				paiNewToOldIndices->SetValue(j, i);
				break;
			}
		}
	}
	cTemp.Kill();
}