diff --git a/CM2005 Object Oriented Programming/Topic 3/3.4.11/main.cpp b/CM2005 Object Oriented Programming/Topic 3/3.4.11/main.cpp
index 8d3ac0c..364c0b4 100644
--- a/CM2005 Object Oriented Programming/Topic 3/3.4.11/main.cpp	
+++ b/CM2005 Object Oriented Programming/Topic 3/3.4.11/main.cpp	
@@ -9,48 +9,4 @@ int main()
 {   
     MerkelMain app{};
     app.init();
-    
-    //CSVReader reader;
-    //CSVReader::readCSV("20200317.csv");
-}
-
-
-
-
-
-
-//     std::vector<OrderBookEntry> orders;
-
-//     orders.push_back(  OrderBookEntry{1000, 
-//                           0.02, 
-//                         "2020/03/17 17:01:24.884492", 
-//                         "BTC/USDT", 
-//                         OrderBookType::bid}    );
-
-//     orders.push_back(  OrderBookEntry{2000, 
-//                           0.02, 
-//                         "2020/03/17 17:01:24.884492", 
-//                         "BTC/USDT", 
-//                         OrderBookType::bid}    );
-        
-
-//    // std::cout << "The price is " << orders[1].price << std::endl;
-
-//     for (OrderBookEntry& order : orders)
-//     {
-//         std::cout << "The price is " << order.price << std::endl;
-//     }
-
-//     for (unsigned int i = 0; i < orders.size() ; ++i)
-//     {
-//         std::cout << "The price is " << orders[i].price << std::endl;
-//     }
-
-//     for (unsigned int i = 0; i < orders.size() ; ++i)
-//     {
-//         std::cout << "The price is " << orders.at(i).price << std::endl;
-//     }
-
-
-
-
+}
\ No newline at end of file
diff --git a/CM2005 Object Oriented Programming/Topic 3/3.4.11/merklerex b/CM2005 Object Oriented Programming/Topic 3/3.4.11/merklerex
deleted file mode 100644
index ec291e0..0000000
Binary files a/CM2005 Object Oriented Programming/Topic 3/3.4.11/merklerex and /dev/null differ
diff --git a/CM2005 Object Oriented Programming/Topic 3/3.4.11/test.cpp b/CM2005 Object Oriented Programming/Topic 3/3.4.11/test.cpp
deleted file mode 100644
index 7873fd2..0000000
--- a/CM2005 Object Oriented Programming/Topic 3/3.4.11/test.cpp	
+++ /dev/null
@@ -1,72 +0,0 @@
-#include <string>
-#include <vector>
-#include <iostream>
-#include <fstream>
-
-std::vector<std::string> Tokenise(std::string csvLine, char separator)
-{
-  std::vector<std::string> tokens;
-  signed int start, end;
-  std::string token;
-  start = csvLine.find_first_not_of(separator, 0);
-  do
-  {
-    end = csvLine.find_first_of(separator, start);
-    if(start == csvLine.length() || start == end) break;
-    if(end >= 0)
-      token = csvLine.substr(start, end - start);
-    else
-      token = csvLine.substr(start, csvLine.length() - start);
-    
-    tokens.push_back(token);
-    start = end + 1;
-  } while (end > 0);
-  return tokens;
-}
-
-int main()
-{
-  std::string filename = "20200317.csv";
-  std::string line;
-  std::ifstream csvFile{filename};
-
-  std::vector<std::string> tokens;
-
-  if(csvFile.is_open())
-  {
-    std::cout << "File open" << std::endl;
-    while(std::getline(csvFile, line))
-    {
-      std::cout << "Read line: " << line << std::endl;
-      tokens = Tokenise(line, ',');
-      if(tokens.size() != 5) //bad
-      {
-        std::cout << "Bad line" << std::endl;
-        continue;
-      }
-      double price{};
-      double amount{};
-      // We checked and we have 5 tokens
-      try
-      {
-        price = std::stod(tokens[3]);
-        amount = std::stod(tokens[4]);
-        std::cout << price << std::endl;
-        std::cout << amount << std::endl;
-      }
-      catch(std::exception& e)
-      {
-        //error reading file
-        std::cout << "ERROR" << std::endl;
-      }
-      break;  // can be removed to read all lines in the csv
-    }
-    csvFile.close();
-  }
-  else
-  {
-    std::cout << "Could not open file" << std::endl;
-  }
-
-  return 0;
-}
\ No newline at end of file