diff --git a/.gitignore b/.gitignore
index a43073e..3dbd1ee 100644
--- a/.gitignore
+++ b/.gitignore
@@ -14,4 +14,5 @@ doc/
 googletest-build
 googletest-download
 googletest-src
+lib
 
diff --git a/CMakeLists.txt b/CMakeLists.txt
index 6b25686..e90e94f 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -19,6 +19,7 @@ if(DOXYGEN_FOUND)
             )
 endif(DOXYGEN_FOUND)
 
+#[[
 # Download and unpack googletest at configure time
 configure_file(CMakeLists.txt.in googletest-download/CMakeLists.txt)
 execute_process(COMMAND ${CMAKE_COMMAND} -G "${CMAKE_GENERATOR}" .
@@ -55,6 +56,7 @@ endif()
 #add_executable(example example.cpp)
 #target_link_libraries(example gtest_main)
 #add_test(NAME example_test COMMAND example)
+]]
 
 add_subdirectory(src)
 
diff --git a/Doxyfile b/Doxyfile
index 0ba75e8..1ee1ca7 100644
--- a/Doxyfile
+++ b/Doxyfile
@@ -3,7 +3,7 @@
 #---------------------------------------------------------------------------
 PROJECT_NAME = C/C++
 PROJECT_NUMBER =
-OUTPUT_DIRECTORY = @CMAKE_CURRENT_SOURCE_DIR@/doc
+OUTPUT_DIRECTORY = /home/joethei/workspaces/C_CPP/doc
 CREATE_SUBDIRS = NO
 OUTPUT_LANGUAGE = Englisch
 ...
@@ -17,7 +17,7 @@ EXTRACT_ALL = NO
 #---------------------------------------------------------------------------
 # configuration options related to the input files
 #---------------------------------------------------------------------------
-INPUT = @CMAKE_CURRENT_SOURCE_DIR@/src/
+INPUT = /home/joethei/workspaces/C_CPP/src/
 FILE_PATTERNS =
 RECURSIVE = YES
 EXCLUDE =
diff --git a/src/07_STD/CMakeLists.txt b/src/07_STD/CMakeLists.txt
index 659f9c3..107e994 100644
--- a/src/07_STD/CMakeLists.txt
+++ b/src/07_STD/CMakeLists.txt
@@ -1,4 +1,4 @@
 add_executable(07_STD_MP MP/grundgeruest.cpp MP/BinaryOctet.cpp MP/BinaryOctet.h)
 add_executable(07_STD_Testat Testat/grundgeruest.cpp Testat/BinaryOctet.h Testat/BinaryOctet.cpp)
-target_link_libraries(07_STD_Testat gtest_main)
-add_test(NAME 07_STD_Testat COMMAND InsertBinaryOctet)
\ No newline at end of file
+#target_link_libraries(07_STD_Testat gtest_main)
+#add_test(NAME 07_STD_Testat COMMAND InsertBinaryOctet)
\ No newline at end of file
diff --git a/src/08_PTRN/CMakeLists.txt b/src/08_PTRN/CMakeLists.txt
index 91e5740..ecc59ef 100644
--- a/src/08_PTRN/CMakeLists.txt
+++ b/src/08_PTRN/CMakeLists.txt
@@ -1,2 +1,2 @@
 add_executable(08_PTRN_MP MP/VehicleFactory.cpp MP/VehicleFactory.hpp MP/Vehicle.cpp MP/Vehicle.hpp MP/Car.cpp MP/Car.hpp MP/Truck.cpp MP/Truck.hpp MP/Logger.cpp MP/Logger.hpp MP/main.cpp)
-add_executable(08_PTRN_Testat Testat/main.cpp Testat/Money.cpp Testat/Money.h Testat/Logger.cpp Testat/Logger.hpp Testat/Currency.h Testat/BankAccount.cpp Testat/BankAccount.h Testat/Cash.cpp Testat/Cash.h Testat/Currency.cpp)
\ No newline at end of file
+add_executable(08_PTRN_Testat Testat/main.cpp Testat/Money.cpp Testat/Money.h Testat/Logger.cpp Testat/Logger.hpp Testat/Currency.h Testat/BankAccount.cpp Testat/BankAccount.h Testat/Cash.cpp Testat/Cash.h Testat/Currency.cpp Testat/Coin.cpp Testat/Coin.h Testat/Bill.cpp Testat/Bill.h Testat/CashFactory.cpp Testat/CashFactory.h)
\ No newline at end of file
diff --git a/src/08_PTRN/Testat/BankAccount.cpp b/src/08_PTRN/Testat/BankAccount.cpp
index 48d4705..9b5d1f2 100644
--- a/src/08_PTRN/Testat/BankAccount.cpp
+++ b/src/08_PTRN/Testat/BankAccount.cpp
@@ -2,8 +2,9 @@
 
 BankAccount::BankAccount(std::string name) : name(std::move(name)) {}
 
-void BankAccount::add(Cash cash) {
-    money = Money(money.getValue() + cash.getValue(), cash.getCurrency());
+Money* BankAccount::operator+(Money* money) {
+    Money *result = new Money(money->getValue() + getMoney().getValue());
+    return result;
 }
 
 bool BankAccount::operator<(BankAccount bankAccount) {
diff --git a/src/08_PTRN/Testat/BankAccount.h b/src/08_PTRN/Testat/BankAccount.h
index e1f288e..3d8998e 100644
--- a/src/08_PTRN/Testat/BankAccount.h
+++ b/src/08_PTRN/Testat/BankAccount.h
@@ -12,7 +12,7 @@ private:
     Money money;
 public:
     explicit BankAccount(std::string name);
-    void add(Cash cash);
+    Money* operator+(Money* money);
     bool operator<(BankAccount bankAccount);
     std::string getName();
     Money getMoney();
diff --git a/src/08_PTRN/Testat/Bill.cpp b/src/08_PTRN/Testat/Bill.cpp
new file mode 100644
index 0000000..2cf6295
--- /dev/null
+++ b/src/08_PTRN/Testat/Bill.cpp
@@ -0,0 +1,11 @@
+#include <utility>
+
+#include "Bill.h"
+
+Bill::Bill(int value, Currency currency, std::string serial) : Cash(value, currency), serial(std::move(serial)){
+
+}
+
+std::string Bill::getSerial() {
+    return serial;
+}
diff --git a/src/08_PTRN/Testat/Bill.h b/src/08_PTRN/Testat/Bill.h
new file mode 100644
index 0000000..71feaf5
--- /dev/null
+++ b/src/08_PTRN/Testat/Bill.h
@@ -0,0 +1,16 @@
+#ifndef C_C_BILL_H
+#define C_C_BILL_H
+
+
+#include "Cash.h"
+
+class Bill : public Cash{
+private:
+    std::string serial;
+public:
+    Bill(int value, Currency currency, std::string serial);
+    std::string getSerial();
+};
+
+
+#endif
diff --git a/src/08_PTRN/Testat/Cash.cpp b/src/08_PTRN/Testat/Cash.cpp
index 22ebf06..94a65b6 100644
--- a/src/08_PTRN/Testat/Cash.cpp
+++ b/src/08_PTRN/Testat/Cash.cpp
@@ -4,10 +4,6 @@
 #include "Cash.h"
 
 
-Cash::Cash(double value, Currency currency, std::string serial) : Money(value, currency), serial(std::move(serial)) {
+Cash::Cash(int value, Currency currency) : Money(value, currency) {
 
-}
-
-std::string Cash::getSerial() {
-    return serial;
-}
+}
\ No newline at end of file
diff --git a/src/08_PTRN/Testat/Cash.h b/src/08_PTRN/Testat/Cash.h
index f1bdaf4..24c8525 100644
--- a/src/08_PTRN/Testat/Cash.h
+++ b/src/08_PTRN/Testat/Cash.h
@@ -1,21 +1,13 @@
-//
-// Created by JThei on 02.12.2018.
-//
-
 #ifndef C_C_CASH_H
 #define C_C_CASH_H
 
-
 #include <string>
 #include "Money.h"
 
 class Cash : public Money{
 private:
-    std::string serial;
 public:
-    Cash(double value, Currency  currency, std::string serial);
-    std::string getSerial();
+    Cash(int value, Currency currency);
 };
 
-
-#endif //C_C_CASH_H
+#endif
diff --git a/src/08_PTRN/Testat/CashFactory.cpp b/src/08_PTRN/Testat/CashFactory.cpp
new file mode 100644
index 0000000..cab4fbe
--- /dev/null
+++ b/src/08_PTRN/Testat/CashFactory.cpp
@@ -0,0 +1 @@
+#include "CashFactory.h"
diff --git a/src/08_PTRN/Testat/CashFactory.h b/src/08_PTRN/Testat/CashFactory.h
new file mode 100644
index 0000000..d2764e9
--- /dev/null
+++ b/src/08_PTRN/Testat/CashFactory.h
@@ -0,0 +1,9 @@
+#ifndef C_C_CASHFACTORY_H
+#define C_C_CASHFACTORY_H
+
+class CashFactory {
+
+};
+
+
+#endif
diff --git a/src/08_PTRN/Testat/Coin.cpp b/src/08_PTRN/Testat/Coin.cpp
new file mode 100644
index 0000000..5908b61
--- /dev/null
+++ b/src/08_PTRN/Testat/Coin.cpp
@@ -0,0 +1,5 @@
+#include "Coin.h"
+
+Coin::Coin(int value, Currency currency) : Cash(value, currency) {
+
+}
diff --git a/src/08_PTRN/Testat/Coin.h b/src/08_PTRN/Testat/Coin.h
new file mode 100644
index 0000000..b700dec
--- /dev/null
+++ b/src/08_PTRN/Testat/Coin.h
@@ -0,0 +1,14 @@
+#ifndef C_C_COIN_H
+#define C_C_COIN_H
+
+
+#include "Cash.h"
+
+class Coin : public Cash{
+private:
+public:
+    Coin(int value, Currency currency);
+};
+
+
+#endif
diff --git a/src/08_PTRN/Testat/Money.cpp b/src/08_PTRN/Testat/Money.cpp
index b4c3fd4..3ceba89 100644
--- a/src/08_PTRN/Testat/Money.cpp
+++ b/src/08_PTRN/Testat/Money.cpp
@@ -1,6 +1,6 @@
 #include "Money.h"
 
-Money::Money(double value, Currency currency) : value(value), currency(currency) {
+Money::Money(int value, Currency currency) : value(value), currency(currency) {
 
 }
 
@@ -10,6 +10,12 @@ Money& Money::operator=(Money money) {
     return *this;
 }
 
+Money &Money::operator=(Money *money) {
+    value = money->getValue();
+    currency = money->getCurrency();
+    return *this;
+}
+
 Money Money::operator+(Money &a) {
     if(currency == a.currency) {
         return Money();
@@ -40,6 +46,6 @@ Currency Money::getCurrency() {
     return currency;
 }
 
-double Money::getValue() {
+int Money::getValue() {
     return value;
 }
diff --git a/src/08_PTRN/Testat/Money.h b/src/08_PTRN/Testat/Money.h
index b0facb3..3b95672 100644
--- a/src/08_PTRN/Testat/Money.h
+++ b/src/08_PTRN/Testat/Money.h
@@ -1,16 +1,16 @@
 #ifndef C_C_MONEY_H
 #define C_C_MONEY_H
 
-
 #include "Currency.h"
 
 class Money {
 private:
-    double value;
+    int value;
     Currency currency;
 public:
-    explicit Money(double value = 0, Currency currency = CurrencyValue::USD);
+    explicit Money(int value = 0, Currency currency = CurrencyValue::USD);
     Money& operator=(Money money);
+    Money& operator=(Money * money);
     Money operator+(Money &a);
     Money operator-(Money &a);
     const Money operator++(int);
@@ -18,9 +18,8 @@ public:
     bool operator==(Money &a);
     bool operator!=(Money &a);
 
-    double getValue();
+    int getValue();
     Currency getCurrency();
 };
 
-
 #endif
diff --git a/src/08_PTRN/Testat/main.cpp b/src/08_PTRN/Testat/main.cpp
index 05e3afa..46f4296 100644
--- a/src/08_PTRN/Testat/main.cpp
+++ b/src/08_PTRN/Testat/main.cpp
@@ -5,9 +5,10 @@
 #include <random>
 #include "Currency.h"
 #include "BankAccount.h"
+#include "Bill.h"
 
 std::default_random_engine generator;
-std::uniform_real_distribution<double> distribution(-100, 500);
+std::uniform_int_distribution<int> distribution(-100, 500);
 
 std::string random_string(size_t length) {
     auto randchar = []() -> char {
@@ -35,8 +36,13 @@ std::ostream &operator<<(std::ostream &os, Currency currency) {
     return os;
 }
 
+std::ostream &operator<<(std::ostream &os, Bill bill) {
+    os << bill.getValue() << " " << bill.getCurrency() << bill.getSerial();
+    return os;
+}
+
 std::ostream &operator<<(std::ostream &os, Cash cash) {
-    os << cash.getValue() << " " << cash.getCurrency() << ": " << cash.getSerial();
+    os << cash.getValue() << " " << cash.getCurrency();
     return os;
 }
 
@@ -50,8 +56,8 @@ std::ostream &operator<<(std::ostream &os, BankAccount bankAccount) {
     return os;
 }
 
-Cash cashPrinter(double value, Currency currency) {
-    return Cash(value, currency, random_string(5));
+Bill billPrinter(int value, Currency currency) {
+    return Bill(value, currency, random_string(5));
 }
 
 
@@ -63,12 +69,11 @@ int main(int argc, char **argv) {
     accounts.insert(new BankAccount("Marius"));
     accounts.insert(new BankAccount("Test"));
 
-
     std::for_each(accounts.begin(), accounts.end(), [] (BankAccount* bankAccount){
-        double rnd = distribution(generator);
-        Cash cash = cashPrinter(rnd, CurrencyValue::USD);
-        std::cout << cash << std::endl;
-        bankAccount->add(cash);
-        std::cout << *bankAccount << std::endl;
+        int rnd = distribution(generator);
+        Bill bill = billPrinter(rnd, CurrencyValue::USD);
+        std::cout << bill << std::endl;
+        //Money* res = bankAccount + &bill;
+        //std::cout << *res << std::endl;
     });
 }
\ No newline at end of file