diff --git a/d07/ex01/headers/Iter.hpp b/d07/ex01/headers/Iter.hpp
index da5d402..e5fb242 100644
--- a/d07/ex01/headers/Iter.hpp
+++ b/d07/ex01/headers/Iter.hpp
@@ -2,7 +2,7 @@
 # define ITER_HPP
 
 template< typename T, typename F >
-void	Iter(T *arr, size_t len, F & f)
+void	Iter(T &arr, size_t len, F & f)
 {
 	for (size_t i = 0;  i < len; i++)
 		f(arr[i]);
diff --git a/d07/ex01/iter b/d07/ex01/iter
new file mode 100755
index 0000000..09ad90c
Binary files /dev/null and b/d07/ex01/iter differ
diff --git a/d07/ex02/Makefile b/d07/ex02/Makefile
new file mode 100644
index 0000000..2f18fa0
--- /dev/null
+++ b/d07/ex02/Makefile
@@ -0,0 +1,82 @@
+# - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - #
+#               . name = value \          . += append to a variable   #
+#   VARIABLES   .        value            . != set result of command  #
+#               . name is case sensitive  . ?= set if not already set #
+# - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - #
+
+NAME      = array
+
+#TYPE      = c
+TYPE      = cpp
+
+ifeq "$(TYPE)" "c"
+  CC      = c
+  EXT     = c
+else ifeq "$(TYPE)" "cpp"
+  CC      = c++
+  EXT     = cpp
+endif
+
+CFLAGS    = -Wall -Wextra -Werror $(INCLUDES) -g
+ifeq "$(TYPE)" "cpp"
+  CFLAGS += -std=c++98
+endif
+
+VPATH     = $(D_SRCS)
+
+LIBS      =
+
+INCLUDES  = -I$(D_HEADERS)
+
+D_SRCS    = .
+SRCS      = main.cpp
+
+D_HEADERS = headers
+HEADERS   = colors.h \
+			Array.hpp \
+			Iter.hpp \
+			Print.hpp \
+			Fill.hpp
+
+D_OBJS    = builds
+OBJS      = $(SRCS:%.$(EXT)=$(D_OBJS)/%.o)
+
+ifeq "$(D_OBJS)" "."
+  RM_OBJS = rm -f $(OBJS)
+else
+  RM_OBJS = rm -rf $(D_OBJS)
+endif
+
+
+# - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - #
+#             .   target: prerequisites   .   $@ : target             #
+#    RULES    .           recipe          .   $< : 1st prerequisite   #
+#             .           recipe          .   $^ : all prerequisites  #
+# - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - #
+
+all: $(NAME)
+
+$(D_OBJS)/%.o: %.$(EXT) | $(D_OBJS)
+	$(CC) $(CFLAGS) -c $< -o $@
+
+$(D_OBJS):
+	mkdir $@
+
+$(OBJS): $(HEADERS:%=$(D_HEADERS)/%)
+
+$(NAME): $(OBJS)
+	$(CC) $(OBJS) -o $@ $(LIBS)
+
+leaks: $(NAME)
+	valgrind --leak-check=full --show-leak-kinds=all ./$(NAME)
+
+clean:
+	$(RM_OBJS)
+
+fclean: clean
+	rm -f $(NAME)
+
+re: fclean all
+
+.PHONY : all clean fclean re
+
diff --git a/d07/ex02/array b/d07/ex02/array
new file mode 100755
index 0000000..6c25150
Binary files /dev/null and b/d07/ex02/array differ
diff --git a/d07/ex02/headers/Array.hpp b/d07/ex02/headers/Array.hpp
new file mode 100644
index 0000000..1445e1c
--- /dev/null
+++ b/d07/ex02/headers/Array.hpp
@@ -0,0 +1,50 @@
+#ifndef ARRAY_HPP
+# define ARRAY_HPP
+
+#include <iostream>
+
+template < typename T >
+class Array {
+public:
+	Array(unsigned int n = 0u)
+		: _size(n)
+		, _arr(new T[n]) {};
+	~Array() { delete [] _arr; };
+	Array(Array const & src) : _arr(new T[0]) { *this = src; };
+	Array &operator=(Array const & rhs) {
+		if (this == &rhs)
+			return (*this);
+		delete[] _arr;
+		_arr = new T[rhs._size];
+		_size = rhs._size;
+		for (unsigned int it = 0; it < rhs._size && it < _size; it++)
+			_arr[it] = rhs._arr[it];
+		return (*this);
+	};
+
+	// seen on luke's code :
+	// https://isocpp.org/wiki/faq/const-correctness#const-overloading
+	T &	operator[](size_t i) {
+		if (i < 0 || i >= _size)
+			throw ArrayOutOfRangeException();
+		return (_arr[i]);
+	};
+	const T &	operator[](size_t i) const {
+		if (i < 0 || i >= _size)
+			throw ArrayOutOfRangeException();
+		return (_arr[i]);
+	};
+
+	size_t	size() const { return (_size); };
+
+private:
+
+	class ArrayOutOfRangeException : public std::exception {
+		const char	*what() const throw() {
+			return ("out of range array index");};
+	};
+	size_t	_size;
+	T	*	_arr;
+};
+
+#endif
diff --git a/d07/ex02/headers/Fill.hpp b/d07/ex02/headers/Fill.hpp
new file mode 100644
index 0000000..d9b3432
--- /dev/null
+++ b/d07/ex02/headers/Fill.hpp
@@ -0,0 +1,15 @@
+#ifndef FILL_HPP
+# define FILL_HPP
+
+# include <iostream>
+# include <string>
+# include "Iter.hpp"
+
+template< typename T, typename U >
+void	Fill(T & arr, size_t len, U const & e) {
+	for (size_t i = 0;  i < len; i++)
+		arr[i] = e;
+}
+
+#endif
+
diff --git a/d07/ex02/headers/Iter.hpp b/d07/ex02/headers/Iter.hpp
new file mode 100644
index 0000000..0fcb38f
--- /dev/null
+++ b/d07/ex02/headers/Iter.hpp
@@ -0,0 +1,11 @@
+#ifndef ITER_HPP
+# define ITER_HPP
+
+template< typename T, typename F >
+void	Iter(T & arr, size_t len, F & f)
+{
+	for (size_t i = 0;  i < len; i++)
+		f(arr[i]);
+}
+
+#endif
diff --git a/d07/ex02/headers/Print.hpp b/d07/ex02/headers/Print.hpp
new file mode 100644
index 0000000..f3d79a3
--- /dev/null
+++ b/d07/ex02/headers/Print.hpp
@@ -0,0 +1,12 @@
+#ifndef PRINT_HPP
+# define PRINT_HPP
+
+# include <iostream>
+# include <string>
+
+template< typename T >
+void	Print(T const & e) {
+	std::cout << "[" << e << "]";
+}
+
+#endif
diff --git a/d07/ex02/headers/colors.h b/d07/ex02/headers/colors.h
new file mode 100644
index 0000000..0374e42
--- /dev/null
+++ b/d07/ex02/headers/colors.h
@@ -0,0 +1,25 @@
+#ifndef COLORS_H
+# define COLORS_H
+
+# define GRAY "\e[0;30m"
+# define RED "\e[0;31m"
+# define GREEN "\e[0;32m"
+# define YELLOW "\e[0;33m"
+# define BLUE "\e[0;34m"
+# define PURPLE "\e[0;35m"
+# define CYAN "\e[0;36m"
+# define WHITE "\e[0;37m"
+
+# define B_GRAY "\e[1;30m"
+# define B_RED "\e[1;31m"
+# define B_GREEN "\e[1;32m"
+# define B_YELLOW "\e[1;33m"
+# define B_BLUE "\e[1;34m"
+# define B_PURPLE "\e[1;35m"
+# define B_CYAN "\e[1;36m"
+# define B_WHITE "\e[1;37m"
+
+# define RESET "\e[0m"
+
+#endif
+
diff --git a/d07/ex02/main.cpp b/d07/ex02/main.cpp
new file mode 100644
index 0000000..07b9753
--- /dev/null
+++ b/d07/ex02/main.cpp
@@ -0,0 +1,183 @@
+#include <iostream>
+#include <string>
+#include <cstdlib> // rand()
+#include "colors.h"
+
+#include "Iter.hpp"
+#include "Print.hpp"
+#include "Array.hpp"
+#include "Fill.hpp"
+
+#define N_TEST "7"
+
+int	main() {
+	srand(time(NULL));
+    int i = 0;
+
+    std::cout << B_YELLOW "\n[" << ++i << "/" N_TEST "] "
+    << "tests basic copy :" RESET "\n";
+    {
+        Array<int> a(13);
+		Array<int> b(a);
+
+		::Fill(a, a.size(), 0);
+		::Fill(b, b.size(), 0);
+
+        std::cout << "a: ";
+		::Iter(a, a.size(), Print<int>);
+        std::cout << "\n";
+
+        std::cout << "b: ";
+		::Iter(b, b.size(), Print<int>);
+        std::cout << "\n";
+
+		::Fill(a, a.size(), 2);
+        std::cout << B_BLUE "\na filled with 2" RESET "\n";
+
+        std::cout << "a: ";
+		::Iter(a, a.size(), Print<int>);
+        std::cout << "\n";
+
+        std::cout << "b: ";
+		::Iter(b, b.size(), Print<int>);
+        std::cout << "\n";
+
+        b = a;
+		::Fill(a, a.size(), 3);
+        std::cout << B_BLUE "\nb = a\na filled with 3" RESET "\n";
+
+        std::cout << "a: ";
+		::Iter(a, a.size(), Print<int>);
+        std::cout << "\n";
+
+        std::cout << "b: ";
+		::Iter(b, b.size(), Print<int>);
+        std::cout << "\n";
+	}
+
+    std::cout << B_YELLOW "\n[" << ++i << "/" N_TEST "] "
+    << "tests copy  with different size:" RESET "\n";
+    {
+        Array<int> a(17);
+		Array<int> b(13);
+
+		::Fill(a, a.size(), 2);
+		::Fill(b, b.size(), 3);
+        std::cout << B_BLUE "\na filled with 2" RESET "\n";
+        std::cout << B_BLUE "\nb filled with 3" RESET "\n";
+
+        std::cout << "a: ";
+		::Iter(a, a.size(), Print<int>);
+        std::cout << "\nb: ";
+		::Iter(b, b.size(), Print<int>);
+        std::cout << "\n";
+
+        b = a;
+        std::cout << B_BLUE "\nb = a" RESET "\n";
+
+        std::cout << "a: ";
+		::Iter(a, a.size(), Print<int>);
+        std::cout << "\nb: ";
+		::Iter(b, b.size(), Print<int>);
+        std::cout << "\n";
+
+		::Fill(b, b.size(), 4);
+        std::cout << B_BLUE "\nb filled with 4" RESET "\n";
+
+        std::cout << "a: ";
+		::Iter(a, a.size(), Print<int>);
+        std::cout << "\nb: ";
+		::Iter(b, b.size(), Print<int>);
+        std::cout << "\n";
+	}
+
+	// tests luke
+    std::cout << B_YELLOW "\n[" << ++i << "/" N_TEST "] "
+    << "tests :" RESET "\n";
+	{
+		Array<int>	a(10);
+
+		std::cout << "a.size :" << a.size() << "\n";
+	}
+
+    std::cout << B_YELLOW "\n[" << ++i << "/" N_TEST "] "
+    << "tests index correct :" RESET "\n";
+	{
+		unsigned int	l = 162;
+		Array<int>	arr(l);
+
+		::Fill(arr, arr.size(), 0);
+
+		try {
+			arr[42] = 42; }
+		catch(std::exception& e) {
+			std::cerr << e.what() << '\n'; }
+
+        std::cout << "print arr: ";
+		::Iter(arr, l, Print<int>);
+        std::cout << "\n";
+	}
+
+    std::cout << B_YELLOW "\n[" << ++i << "/" N_TEST "] "
+    << "tests index < 0 :" RESET "\n";
+	{
+		Array<int>	arr(162);
+
+		try {
+			arr[-42] = 42; }
+		catch(std::exception& e) {
+			std::cerr << e.what() << '\n'; }
+	}
+
+    std::cout << B_YELLOW "\n[" << ++i << "/" N_TEST "] "
+    << "tests index >= array.size :" RESET "\n";
+	{
+		Array<int>	arr(59);
+
+		try {
+			arr[arr.size()] = 42; }
+		catch(std::exception& e) {
+			std::cerr << e.what() << '\n'; }
+	}
+
+    std::cout << B_YELLOW "\n[" << ++i << "/" N_TEST "] "
+    << "tests :" RESET "\n";
+	{
+		#define MAX_VAL 750
+		Array<int> numbers(MAX_VAL);
+		int* mirror = new int[MAX_VAL];
+		for (int i = 0; i < MAX_VAL; i++) {
+			const int value = rand();
+			numbers[i] = value;
+			mirror[i] = value;
+		}
+		//SCOPE
+		{
+			Array<int> tmp = numbers;
+			Array<int> test(tmp);
+		}
+
+		for (int i = 0; i < MAX_VAL; i++) {
+			if (mirror[i] != numbers[i]) {
+				std::cerr << "didn't save the same value!!" << '\n';
+				return 1;
+			}
+		}
+		try {
+			numbers[-2] = 0;}
+		catch(const std::exception& e) {
+			std::cerr << e.what() << '\n';}
+		try {
+			numbers[MAX_VAL] = 0;}
+		catch(const std::exception& e) {
+			std::cerr << e.what() << '\n';}
+
+		for (int i = 0; i < MAX_VAL; i++) {
+			numbers[i] = rand();
+		}
+		delete [] mirror;
+	}
+
+	return 0;
+}
+