diff --git a/d00/ex01/Makefile b/d00/ex01/Makefile
index dcd747c..57d53c5 100644
--- a/d00/ex01/Makefile
+++ b/d00/ex01/Makefile
@@ -16,10 +16,11 @@ LIBS      =
 INCLUDES  = -I$(D_HEADERS)
 
 D_HEADERS = .
-HEADERS   =
+HEADERS   = Phonebook.class.hpp
 
 D_SRCS    = .
-SRCS      = megaphone.cpp
+SRCS      = Phonebook.cpp \
+			Phonebook.class.cpp
 
 D_OBJS    = builds
 OBJS      = $(SRCS:%.cpp=$(D_OBJS)/%.o)
diff --git a/d00/ex01/Phonebook.class.cpp b/d00/ex01/Phonebook.class.cpp
new file mode 100644
index 0000000..e88b890
--- /dev/null
+++ b/d00/ex01/Phonebook.class.cpp
@@ -0,0 +1,18 @@
+//#include <string>
+//#include <iomanip>
+#include <iostream>
+#include "Phonebook.class.hpp"
+
+Phonebook::Phonebook( void ) {
+
+	std::cout << "hello" << std::endl;
+	return;
+
+}
+
+Phonebook::~Phonebook( void ) {
+
+	std::cout << "good bye" << std::endl;
+	return;
+
+}
diff --git a/d00/ex01/Phonebook.class.hpp b/d00/ex01/Phonebook.class.hpp
new file mode 100644
index 0000000..17bdd04
--- /dev/null
+++ b/d00/ex01/Phonebook.class.hpp
@@ -0,0 +1,13 @@
+#ifndef PHONEBOOK_CLASS_HPP
+# define PHONEBOOK_CLASS_HPP
+
+class Phonebookk {
+
+public:
+
+	~Phonebookk( void );
+	Phonebookk( void );
+
+};
+
+#endif
diff --git a/d00/ex01/Phonebook.cpp b/d00/ex01/Phonebook.cpp
new file mode 100644
index 0000000..4b391e2
--- /dev/null
+++ b/d00/ex01/Phonebook.cpp
@@ -0,0 +1,8 @@
+#include "Phonebook.class.cpp"
+
+int	main() {
+
+	Phonebookk yellow;
+
+	return 0;
+}
diff --git a/d00/ex01/builds/Phonebook.class.o b/d00/ex01/builds/Phonebook.class.o
new file mode 100644
index 0000000..979820b
Binary files /dev/null and b/d00/ex01/builds/Phonebook.class.o differ
diff --git a/d00/ex01/builds/Phonebook.o b/d00/ex01/builds/Phonebook.o
new file mode 100644
index 0000000..7f4a0e8
Binary files /dev/null and b/d00/ex01/builds/Phonebook.o differ
diff --git a/d00/ex01/main.cpp b/d00/ex01/main.cpp
new file mode 100644
index 0000000..fc1e53b
--- /dev/null
+++ b/d00/ex01/main.cpp
@@ -0,0 +1,9 @@
+#include "Sample.class.cpp"
+
+int	main() {
+
+	Sample	instance;
+
+	return 0;
+
+}
diff --git a/d00/ex01/phonebook.cpp b/d00/ex01/phonebook.cpp
deleted file mode 100644
index e69de29..0000000
diff --git a/d00/ex01/phonebook.hpp b/d00/ex01/phonebook.hpp
deleted file mode 100644
index e69de29..0000000