diff --git a/.github/workflows/release.yml b/.github/workflows/release.yml
index cef3170..e77de9e 100644
--- a/.github/workflows/release.yml
+++ b/.github/workflows/release.yml
@@ -4,8 +4,16 @@ on:
   push:
     branches:
       - master
+      - test
       - feature/github_actions
 
+permissions:
+  contents: write
+  actions: write
+  packages: write
+  id-token: write
+  pull-requests: write
+
 jobs:
   build:
     runs-on: ubuntu-latest
@@ -17,6 +25,7 @@ jobs:
       - run: cmake . -DPATCH_VERSION=${{ github.run_number }} -DWITH_BOOST_TEST=ON
       - run: cmake --build .
       - run: cmake --build . --target package
+      - run: ls -l ./
       - name: Create Release
         id: create_release
         uses: actions/create-release@v1
@@ -34,6 +43,6 @@ jobs:
           GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
         with:
           upload_url: ${{ steps.create_release.outputs.upload_url }}
-          asset_path: ./ip_filter-0.0.${{ github.run_number }}-Linux.deb
-          asset_name: ip_filter-0.0.${{ github.run_number }}-Linux.deb
+          asset_path: ./ip_filter-0.1.${{ github.run_number }}-Linux.deb
+          asset_name: ip_filter-0.1.${{ github.run_number }}-Linux.deb
           asset_content_type: application/vnd.debian.binary-package
\ No newline at end of file
diff --git a/ip_filter.cpp b/ip_filter.cpp
index c9c4076..183f7fa 100644
--- a/ip_filter.cpp
+++ b/ip_filter.cpp
@@ -1,64 +1,56 @@
 #include <algorithm>
+#include <array>
 #include <iostream>
 #include <string>
 #include <vector>
 
+using ip_address = std::array<int, 4>;
+using ip_pool_type = std::vector<ip_address>;
 
-using my_vec = std::vector<std::vector<std::string>>;
-
-void OutPutIP(const std::vector<std::string>& vec){
-    for (auto ip_part = vec.cbegin(); ip_part != vec.cend(); ++ip_part)
-    {
-        if (ip_part != vec.cbegin()) std::cout << ".";
-        std::cout << *ip_part;
+void OutPutIP(const ip_address& ip) {
+    for (auto it = ip.cbegin(); it != ip.cend(); ++it) {
+        if (it != ip.cbegin()) std::cout << ".";
+        std::cout << *it;
     }
+    std::cout << std::endl;
 }
 
-void FilterAny(my_vec& vector, const std::string& any) {
-    for (auto& row : vector) {
-        if (std::find(row.begin(), row.end(), any) != row.end()) {
-            OutPutIP(row);
-            std::cout << std::endl;
+void FilterAny(const ip_pool_type& ip_pool, int any) {
+    for (const auto& ip : ip_pool) {
+        if (std::find(ip.begin(), ip.end(), any) != ip.end()) {
+            OutPutIP(ip);
         }
     }
 }
 
-void FilterOutput(my_vec& vector, std::string fst) {
-    for (auto& row : vector)
-        if (row[0] == fst) {
-            OutPutIP(row);
-            std::cout << std::endl;
+void FilterOutput(const ip_pool_type& ip_pool, int fst) {
+    for (const auto& ip : ip_pool) {
+        if (ip[0] == fst) {
+            OutPutIP(ip);
         }
+    }
 }
 
-void FilterOutput(my_vec& vector, std::string fst, std::string snd) {
-    for (auto& row : vector)
-        if (row[0] == fst && row[1] == snd) {
-            OutPutIP(row);
-            std::cout << std::endl;
+void FilterOutput(const ip_pool_type& ip_pool, int fst, int snd) {
+    for (const auto& ip : ip_pool) {
+        if (ip[0] == fst && ip[1] == snd) {
+            OutPutIP(ip);
         }
+    }
 }
 
-
 struct MySort {
-    bool operator()(const std::vector<std::string>& vec1, const std::vector<std::string>& vec2) const {
-        for (size_t i = 0; i < 4; ++i) {
-            int num1 = std::stoi(vec1[i]);
-            int num2 = std::stoi(vec2[i]);
-
-            if (num1 != num2)
-                return num1 < num2;
-        }
-        return false;
+    bool operator()(const ip_address& ip1, const ip_address& ip2) const {
+        return ip1 > ip2;
     }
 };
 
-auto Split(const std::string &str, char d) -> std::vector<std::string> {
+auto SplitStr(const std::string& str, char d) -> std::vector<std::string> {
     std::vector<std::string> r;
     std::string::size_type start = 0;
     std::string::size_type stop = str.find_first_of(d);
 
-    while(stop != std::string::npos)
+    while (stop != std::string::npos)
     {
         r.push_back(str.substr(start, stop - start));
 
@@ -71,45 +63,47 @@ auto Split(const std::string &str, char d) -> std::vector<std::string> {
     return r;
 }
 
-int main()
-{
-    try
-    {
-        my_vec ip_pool;
+ip_address Split(const std::string& str, char d) {
+    ip_address result{};
+    std::string::size_type start = 0;
+    std::string::size_type stop = str.find_first_of(d);
+
+    for (int i = 0; i < 4; ++i) {
+        result[i] = std::stoi(str.substr(start, stop - start));
+        start = stop + 1;
+        stop = str.find_first_of(d, start);
+    }
+
+    return result;
+}
+
+int main() {
+    try {
+        ip_pool_type ip_pool;
 
-        for(std::string line; std::getline(std::cin, line);)
-        {
-            std::vector<std::string> v = Split(line, '\t');
+        for (std::string line; std::getline(std::cin, line);) {
+            std::vector<std::string> v = SplitStr(line, '\t');
             ip_pool.push_back(Split(v.at(0), '.'));
         }
 
-        // TODO reverse lexicographically sort DONE
         std::sort(ip_pool.begin(), ip_pool.end(), MySort());
-        for(const auto & ip : ip_pool)
-        {
-            for(auto ip_part = ip.cbegin(); ip_part != ip.cend(); ++ip_part)
-            {
-                if (ip_part != ip.cbegin())
-                {
-                    std::cout << ".";
-
-                }
-                std::cout << *ip_part;
-            }
-            std::cout << std::endl;
+
+        for (const auto& ip : ip_pool) {
+            OutPutIP(ip);
         }
 
-        //std::cout << "Filter by 1st byte"<< std::endl;
-        FilterOutput(ip_pool, "1");
-        //std::cout << "Filter by 1st and 2nd byte"<< std::endl;
-        FilterOutput(ip_pool, "46", "70");
-        //std::cout << "Filter any"<< std::endl;
-        FilterAny(ip_pool,  "46");
+        std::cout << "Filter by 1st byte (1):" << std::endl;
+        FilterOutput(ip_pool, 1);
+
+        std::cout << "Filter by 1st and 2nd byte (46, 70):" << std::endl;
+        FilterOutput(ip_pool, 46, 70);
+
+        std::cout << "Filter any (46):" << std::endl;
+        FilterAny(ip_pool, 46);
     }
-    catch(const std::exception &e)
-    {
+    catch (const std::exception& e) {
         std::cerr << e.what() << std::endl;
     }
 
     return 0;
-}
+}
\ No newline at end of file