diff --git a/Data.h b/Data.h
new file mode 100644
index 0000000..b1e690f
--- /dev/null
+++ b/Data.h
@@ -0,0 +1,110 @@
+#pragma once
+
+
+#define LIB_PATH "lib/"
+#define DATA_PATH "data/"
+#define CDN_FILE LIB_PATH "CdnDomainList.dat"
+#define URL_FILE LIB_PATH "UrlDomainList.dat"
+
+#define SPCDN_NAME  "spcdn"
+#define OTHER_NAME "other"
+#define STATIS_NAME "statis"
+#define ALL_NAME "all"
+
+#define STATIS_FILE DATA_PATH STATIS_NAME ".txt"
+
+#define OUTPUT_INTERVAL 500000
+
+
+//×Ö¶Îö¾Ù
+enum FileForm
+{
+	e_sip, e_dip, e_domain, e_qtype, e_qcnt,
+	e_ratio, e_dir, e_auth, e_rval, e_rtype,
+	e_rcode, e_ttl, e_time, e_qlen, e_rlen,
+	e_rother,
+	e_end,
+};
+
+
+//»®·Ö½á¹¹
+struct Partition
+{
+	ofstream ofs;
+	long long cnt = 0;
+	void Init(const string &name, const string &strHead)
+	{
+		string formName = name;
+		auto lbdForm = [](char ch) {
+			if(IsIdChar(ch))
+				return ch;
+			else
+				return '_';
+		};
+		std::transform(SHOW_BEGIN_END(formName), formName.begin(), lbdForm);
+		ofs.open(name);
+		ofs <<strHead;
+	}
+};
+
+
+//¹æ·¶»¯ÓòÃû
+inline bool IsDomainChar(char ch)
+{
+	return (ch>='0' && ch<='9')
+		|| (ch>='a' && ch<='z')
+		|| ch=='-' || ch=='_' || ch=='.';
+}
+inline bool FormDomain(string &domain)
+{
+	//´óдת»»Ð¡Ð´
+	std::transform(domain.begin(), domain.end(), domain.begin(), UppCharToLowChar);
+	//²âÊÔÊÇ·ñÓÐÆæ¹Ö×Ö·û
+	if(std::find_if_not(domain.begin(), domain.end(), IsDomainChar)!=domain.end())
+		return false;
+	return true;
+}
+
+
+//²éÕÒCDNº¯Êý
+inline string *FastFindCdn(AcMachine<char, string> &mtCdn, string &domain)
+{
+	//´¦Àíºó׺µã
+	bool bBackDot = domain.back()=='.';
+	if(bBackDot)
+		domain.pop_back();
+	//Ôö¼Óкó׺
+	domain.push_back('#');
+	//Æ¥Åä
+	auto ret = mtCdn.Judge(SHOW_BEGIN_END(domain));
+	domain.pop_back();
+	if(bBackDot)
+		domain.push_back('.');
+	return ret;
+}
+
+
+//Ìí¼ÓÐÅÏ¢º¯Êý
+inline void AddMap(std::map<string, Partition> &mapPar, const string &strHead,
+	const string &key, const string &strLine)
+{
+	auto res = mapPar.emplace(piecewise_construct, std::tie(key), make_tuple());
+	if(res.second)
+		res.first->second.Init(DATA_PATH+res.first->first, strHead);
+	res.first->second.ofs <<strLine <<"\n";
+	++ res.first->second.cnt;
+}
+
+
+//ͳ¼Æº¯Êý
+inline void Statistic(ofstream &ofs, std::map<string, Partition> &mapPar, long long cntValid)
+{
+	ofs.seekp(0);
+	ofs <<std::fixed;
+	ofs <<ALL_NAME <<" " <<cntValid <<" " <<"100%\n";
+	for(auto &pr: mapPar) {
+		ofs <<pr.first <<" " <<pr.second.cnt <<" " <<(double)pr.second.cnt*100/cntValid <<"%\n";
+		pr.second.ofs <<flush;
+	}
+	ofs <<"end\n\n\n" <<flush;
+}
diff --git a/DomainDeal b/DomainDeal
new file mode 100644
index 0000000..a4570db
Binary files /dev/null and b/DomainDeal differ
diff --git a/DomainDeal.cpp b/DomainDeal.cpp
new file mode 100644
index 0000000..28581f5
--- /dev/null
+++ b/DomainDeal.cpp
@@ -0,0 +1,101 @@
+// DomainDeal.cpp : 此文件包含 "main" 函数。程序执行将在此处开始并结束。
+//
+
+#include "Common.h"
+#include "Data.h"
+
+
+AssertOperator<> g_asst(cout, AssertOption::thrw_log);
+
+int main(int argc, char *argv[])
+{
+	
+	//判断参数
+	if(argc<2) {
+		cout <<"input filename as arg" <<endl;
+		return -1;
+	}
+
+	//读取文件
+	ifstream ifs(argv[1]);
+	if(!ifs.is_open()) {
+		cout <<"cant open file" <<endl;
+		return -1;
+	}
+
+	cout <<"read metadata start\n";
+	//读取元数据
+	AcMachine<char, string> mtCdn;
+	TrieTree<char, string> mtUrl;
+	BinReadFile brf(true, true);
+	g_asst(brf.Open(CDN_FILE)
+		&& (brf >>mtCdn)
+		&& brf.Close(true),
+		"cant read cdn data\n");
+	g_asst(brf.Open(URL_FILE)
+		&& (brf >>mtUrl)
+		&& brf.Close(true),
+		"cant read url data\n");
+	cout <<"read metadata success\n";
+
+	//组织输出结构
+	std::map<string, Partition> mapPar;
+	ofstream ofs(STATIS_FILE);
+
+	//排除行
+	cout <<"deal dns start\n";
+	string strHead;
+	long long cntLine= 0, cntForm= 0, cntValid= 0;
+	constexpr long long limLine = -1;
+	constexpr bool bOutHead = false;
+	for(int i=0; i!=1; ++i) {
+		string str;
+		std::getline(ifs, str);
+		if(bOutHead)
+			strHead <<str <<"\n";
+		++ cntLine;
+	}
+	//按行读取
+	for(string strLine; std::getline(ifs, strLine)
+		&& (limLine<=0 || cntLine<limLine); ++cntLine)
+	{
+		//间隔输出中间结果
+		if(cntLine%OUTPUT_INTERVAL==0) {
+			Statistic(ofs, mapPar, cntValid);
+			cout <<"\r" <<cntLine <<" lines" <<flush;
+		}
+		//解析字段
+		istringstream iss(strLine);
+		vector<string> vec;
+		for(int i=0; i!=e_end; ++i) {
+			vec.emplace_back();
+			if(!std::getline(iss, vec.back(), '\t')) {
+				break;
+			}
+		}
+		if(vec.size()!=e_end)
+			continue;
+		++ cntForm;
+		//处理域名
+		if(!FormDomain(vec[e_domain]))
+			continue;
+		++ cntValid;
+		//查找CDN
+		string &strOut = vec[e_domain];
+		string *res;
+		if((res= mtUrl.Judge(vec[e_domain].rbegin(), vec[e_domain].rend())))
+			AddMap(mapPar, strHead, *res, strOut);
+		else if((res= FastFindCdn(mtCdn, vec[e_domain])))
+			AddMap(mapPar, strHead, SPCDN_NAME, strOut);
+		else
+			AddMap(mapPar, strHead, OTHER_NAME, strOut);
+	}
+	cout <<"\ndeal dns success\n";
+	cout <<"cntLine: " <<cntLine <<"\n"
+		<<"cntForm: " <<cntForm <<"\n"
+		<<"cntValid: " <<cntValid <<"\n";
+
+	//最终统计
+	Statistic(ofs, mapPar, cntValid);
+}
+