diff --git a/transactions2/transactions2.cpp b/transactions2/transactions2.cpp
index c600083..4c7f35f 100644
--- a/transactions2/transactions2.cpp
+++ b/transactions2/transactions2.cpp
@@ -34,7 +34,7 @@ vector<Block> blocks;
 bool loadBlocksFromFile(const string& filename) {
     ifstream input_file(filename);
     if (!input_file.is_open()) {
-        cerr << "Error: Cannot open file " << filename << endl;  //Ошибка: не удалось открыть файл
+        cerr << "Error: Cannot open file " << filename << endl; 
         return false;
     }
 
@@ -64,12 +64,12 @@ bool loadBlocksFromFile(const string& filename) {
             blocks.push_back(block);
         }
 
-                 //Успешно загружено                         //блоков из файла
+                                        
         cout << "Successfully loaded " << blocks.size() << " blocks from " << filename << endl;
         return true;
     }
     catch (const exception& e) {
-        cerr << "JSON parsing error: " << e.what() << endl;  //Ошибка при чтении JSON:
+        cerr << "JSON parsing error: " << e.what() << endl;  
         return false;
     }
 }
@@ -100,12 +100,12 @@ bool saveBlocksToFile(const string& filename) {
 
     ofstream output_file(filename);
     if (!output_file.is_open()) {
-        cerr << "Error: Cannot create file " << filename << endl;  //Ошибка: не удалось создать файл
+        cerr << "Error: Cannot create file " << filename << endl; 
         return false;
     }
 
     output_file << setw(4) << j << endl;
-    cout << "Successfully saved " << blocks.size() << " blocks to " << filename << endl;  //Успешно сохранено  //блоков в файл
+    cout << "Successfully saved " << blocks.size() << " blocks to " << filename << endl;  
     return true;
 }
 
@@ -127,7 +127,7 @@ void printBlock(const Block& block) {
 
 void printAllBlocks() {
     if (blocks.empty()) {
-        cout << "There is no data about the blocks.Download them first." << endl;   //Нет данных о блоках. Загрузите их сначала.
+        cout << "There is no data about the blocks.Download them first." << endl;  
         return;
     }
 
@@ -138,12 +138,12 @@ void printAllBlocks() {
 
 void filterByMiner() {
     if (blocks.empty()) {
-        cout << "There is no data about the blocks. Download them first." << endl;  //Нет данных о блоках. Загрузите их сначала.
+        cout << "There is no data about the blocks. Download them first." << endl;  
         return;
     }
 
     string minerName;
-    cout << "Enter the miner's name: "; //Введите имя майнера:
+    cout << "Enter the miner's name: "; 
     cin >> minerName;
 
     bool found = false;
@@ -155,17 +155,17 @@ void filterByMiner() {
     }
 
     if (!found) {
-        cout << "Blocks with a miner " << minerName << " not found." << endl; //Блоки с майнером ...  не найдены
+        cout << "Blocks with a miner " << minerName << " not found." << endl; 
     }
 }
 
 void printTransactionsCount() {
     if (blocks.empty()) {
-        cout << "There is no data about the blocks. Download them first." << endl;  //Нет данных о блоках. Загрузите их сначала.
+        cout << "There is no data about the blocks. Download them first." << endl;  
         return;
     }
 
-    cout << "Number of transactions in blocks: " << endl;   //Количество транзакций в блоках:
+    cout << "Number of transactions in blocks: " << endl;   
     for (const auto& block : blocks) {
         cout << "block " << block.index << ": "
             << block.transactions.size() << " transactions" << endl;
@@ -174,7 +174,7 @@ void printTransactionsCount() {
 
 void calculateBalances() {
     if (blocks.empty()) {
-        cout << "There is no data about the blocks. Download them first." << endl;  //Нет данных о блоках. Загрузите их сначала.
+        cout << "There is no data about the blocks. Download them first." << endl;  
         return;
     }
 
@@ -189,7 +189,7 @@ void calculateBalances() {
         }
     }
 
-    cout << "User balances:" << endl; //Балансы пользователей:
+    cout << "User balances:" << endl; 
     for (const auto& entry : balances) {
         cout << entry.first << ": " << fixed << setprecision(2) << entry.second << endl;
     }
@@ -208,7 +208,7 @@ void sortBlocksByIndex() {
             }
         }
     }
-    cout << "The blocks are sorted by index." << endl;   //Блоки отсортированы по индексу.
+    cout << "The blocks are sorted by index." << endl;   
 }
 
 void printEvenIndexBlocks() {
@@ -217,7 +217,7 @@ void printEvenIndexBlocks() {
         return;
     }
 
-    cout << "Blocks with an even index:" << endl; //Блоки с четным индексом:
+    cout << "Blocks with an even index:" << endl; 
     for (const auto& block : blocks) {
         if (block.index % 2 == 0) {
             printBlock(block);
@@ -232,7 +232,7 @@ void printVowelMinerBlocks() {
     }
 
     const string vowels = "AEIOUaeiou";
-    cout << "Blocks where the miner starts with a vowel:" << endl; //Блоки, где майнер начинается с гласной:
+    cout << "Blocks where the miner starts with a vowel:" << endl; 
 
     for (const auto& block : blocks) {
         if (!block.miner.empty() && vowels.find(block.miner[0]) != string::npos) {
@@ -247,7 +247,7 @@ void printFourDigitNonceBlocks() {
         return;
     }
 
-    cout << "Blocks with a 4-digit nonce (1000-9999):" << endl; //Блоки с 4-значным nonce (1000-9999):
+    cout << "Blocks with a 4-digit nonce (1000-9999):" << endl; 
     for (const auto& block : blocks) {
         if (block.nonce >= 1000 && block.nonce <= 9999) {
             printBlock(block);
@@ -256,19 +256,19 @@ void printFourDigitNonceBlocks() {
 }
 
 void showMenu() {
-    cout << "\n=== Menu ===" << endl  //Загрузить блоки из файла
-        << "1. Load blocks from file" << endl  //Загрузить блоки из файла
-        << "2. Save blocks to file" << endl  //Сохранить блоки в файл
-        << "3. Print all blocks" << endl  //Вывести все блоки
-        << "4. Filter by miner" << endl  //Фильтр по майнеру
-        << "5. Transaction count" << endl  //Количество транзакций
-        << "6. User balances" << endl   //Балансы пользователей
-        << "7. Sort by index" << endl  //Сортировать по индексу
-        << "8. Blocks with even index" << endl  //Блоки с четным индексом
-        << "9. Blocks where miner starts with a vowel" << endl  //Блоки, где майнер начинается с гласной
-        << "10. Blocks with 4-digit nonce" << endl  //Блоки с 4-значным nonce
-        << "0. Exit" << endl  //Выход
-        << "Enter choice: "; //Введите номер
+    cout << "\n=== Menu ===" << endl  
+        << "1. Load blocks from file" << endl  
+        << "2. Save blocks to file" << endl  
+        << "3. Print all blocks" << endl  
+        << "4. Filter by miner" << endl 
+        << "5. Transaction count" << endl  
+        << "6. User balances" << endl   
+        << "7. Sort by index" << endl  
+        << "8. Blocks with even index" << endl  
+        << "9. Blocks where miner starts with a vowel" << endl 
+        << "10. Blocks with 4-digit nonce" << endl  
+        << "0. Exit" << endl 
+        << "Enter choice: "; 
 }
 
 int main() {
@@ -280,16 +280,16 @@ int main() {
         switch (choice) {
         case 1: {
             string filename;
-            cout << "Enter the file name to download: "; //Введите имя файла для загрузки:
+            cout << "Enter the file name to download: "; 
             cin >> filename;
             if (!loadBlocksFromFile(filename)) {
-                cout << "File upload error!" << endl; //Ошибка загрузки файла!
+                cout << "File upload error!" << endl; 
             }
             break;
         }
         case 2: {
             string filename;
-            cout << "Enter the file name to save: "; //Введите имя файла для сохранения:
+            cout << "Enter the file name to save: "; 
             cin >> filename;
             if (!saveBlocksToFile(filename)) {
                 cout << "File upload error!" << endl;
@@ -324,7 +324,7 @@ int main() {
             cout << "Exit the program..." << endl;
             break;
         default:
-            cout << "Wrong choice! Try again." << endl; //Неверный выбор! Попробуйте снова.
+            cout << "Wrong choice! Try again." << endl; 
         }
     } while (choice != 0);