void MusicInfo::divideWordsForinput(CharString inputstr,CharStringLink &outputname)
{
	int begin = 0, lenth;
	const int maxNumOfWord = 12;
	hash <string> hm;
	string lyricsInstring;
	CharString linkNode;
	outputname.InitList();
	while(begin < inputstr.m_length - 1)
	{
		lenth = maxNumOfWord;
		if (lenth >= inputstr.m_length - begin) //如果词的长度小于等于一次截取的长度
		{
			lenth = inputstr.m_length - 1 - begin;
		}
		while(lenth >= 1)
		{		
			linkNode = inputstr.substr(begin, lenth);
			lyricsInstring = linkNode.fromCharStoString();
			if (lyricsInstring[0] >= 0)
			{
				if (lyricsInstring[0] < 'A'
					|| lyricsInstring[0] > 'Z' && lyricsInstring[0] < 'a' 
					|| lyricsInstring[0] > 'z')
				{
					begin++;
					break;
				}
			}

			if (lyricsInstring[0] >= 'A'  && lyricsInstring[0] <= 'z')
			{
				if (lyricsInstring.find(' ') < lenth)
				{
					lenth = lyricsInstring.find(' ');
					linkNode = inputstr.substr(begin, lenth);
					outputname.ListInsert(linkNode);
					begin += lenth;
					break;

				}
				else if (lyricsInstring.find('\n') < lenth)
				{
					lenth = lyricsInstring.find('\n');
					linkNode = inputstr.substr(begin, lenth);
					outputname.ListInsert(linkNode);
					begin += lenth;
					break;
				}
			}
			if (useless_map.find(hm(lyricsInstring)) != useless_map.end())
			{
				begin += 2;
				break;
			}
			if (lenth <= 2 || m_map.find(hm(lyricsInstring)) != m_map.end())
			{
				outputname.ListInsert(linkNode);
				begin+=lenth;
				break;
			}
			else
			{
				lenth--;
			}
		}
	}
}
void MusicInfo::divideWords(CharStringLink &outputname)
{
	int begin = 0, lenth;
	const int maxNumOfWord = 12;
	hash <string> hm;
	string lyricsInstring;
	CharString linkNode;
	outputname.InitList();
	while(M.lyrics.m_string[begin] != '\0')
	{
		lenth = maxNumOfWord;
		while(lenth >= 1)
		{		

			linkNode = M.lyrics.substr(begin, lenth);
			lyricsInstring = linkNode.fromCharStoString();
			if (lyricsInstring[0] >= 0)
			{
				if (lyricsInstring[0] < 'A'
					|| lyricsInstring[0] > 'Z' && lyricsInstring[0] < 'a' 
					|| lyricsInstring[0] > 'z')
				{
					begin++;
					break;
				}
			}

			if (lyricsInstring[0] >= 'A'  && lyricsInstring[0] <= 'z')
			{
				if (lyricsInstring.find(' ') < lenth)
				{
					lenth = lyricsInstring.find(' ');
					linkNode = M.lyrics.substr(begin, lenth);
					outputname.ListInsert(linkNode);
					begin += lenth;
					break;

				}
				else if (lyricsInstring.find('\n') < lenth)
				{
					lenth = lyricsInstring.find('\n');
					linkNode = M.lyrics.substr(begin, lenth);
					outputname.ListInsert(linkNode);
					begin += lenth;
					break;
				}
			}
			if (useless_map.find(hm(lyricsInstring)) != useless_map.end())
			{
				begin += 2;
				break;
			}
			if (lenth <= 2 || m_map.find(hm(lyricsInstring)) != m_map.end())
			{
				outputname.ListInsert(linkNode);
				begin+=lenth;
				break;
			}
			else
			{
				lenth--;
			}
		}
	}
}