diff --git a/d08/ex01/Span.cpp b/d08/ex01/Span.cpp
index 903253e..28a564b 100644
--- a/d08/ex01/Span.cpp
+++ b/d08/ex01/Span.cpp
@@ -75,15 +75,28 @@ void			Span::addNumber(int nb) {
 	_sort.push_back(nb);
 	std::sort(_sort.begin(), _sort.end());
 }
-void    Span::addNumber(int * arr, unsigned int len) {
-	for (unsigned int i = 0; i < len; i++) {
+//void    Span::addNumber(int * arr, unsigned int len) {
+//	for (unsigned int i = 0; i < len; i++) {
+//		if (_container.size() >= _max)
+//			throw std::out_of_range(B_RED "out of range number" RESET);
+//		_container.push_back(arr[i]);
+//		_sort.push_back(arr[i]);
+//	}
+//	std::sort(_sort.begin(), _sort.end());
+//}
+template <class InputIterator>
+void    Span::addNumber(InputIterator first, InputIterator last) {
+	if (last < first)
+		throw std::out_of_range(B_RED "bad iterators" RESET);
+	for (; first != last; first++) {
 		if (_container.size() >= _max)
 			throw std::out_of_range(B_RED "out of range number" RESET);
-		_container.push_back(arr[i]);
-		_sort.push_back(arr[i]);
+		_container.push_back(*first);
+		_sort.push_back(*first);
 	}
 	std::sort(_sort.begin(), _sort.end());
 }
+template void Span::addNumber<int*>(int*, int*);
 
 
 
diff --git a/d08/ex01/Span.hpp b/d08/ex01/Span.hpp
index 8fb8dc2..b6de956 100644
--- a/d08/ex01/Span.hpp
+++ b/d08/ex01/Span.hpp
@@ -17,7 +17,9 @@ public:
 	Span &	operator=( Span const & rhs );
 
 	void	addNumber(int nb);
-	void    addNumber(int * arr, unsigned int size);
+//	void    addNumber(int * arr, unsigned int size);
+	template <class InputIterator>
+	void    addNumber(InputIterator first, InputIterator last);
 
 	unsigned int	shortestSpan();
 	unsigned int	longestSpan();
diff --git a/d08/ex01/main.cpp b/d08/ex01/main.cpp
index a41c40a..dba3869 100644
--- a/d08/ex01/main.cpp
+++ b/d08/ex01/main.cpp
@@ -213,7 +213,8 @@ int	main() {
 		for (unsigned int i = 0; i < len; i++)
 			arr[i] = rand() % 100;
 
-		sp.addNumber(arr, len);
+		//sp.addNumber(arr, len);
+		sp.addNumber(arr, &arr[len]);
 
 		std::cout << B_BLUE "sp :" RESET "\n";
 		std::cout << sp << "\n";
@@ -231,7 +232,8 @@ int	main() {
 		for (unsigned int i = 0; i < len; i++)
 			arr[i] = rand() % (10000000000000);
 
-		sp.addNumber(arr, len);
+		//sp.addNumber(arr, len);
+		sp.addNumber(arr, &arr[len]);
 
 		std::cout << B_BLUE "sp :" RESET "\n";
 		std::cout << sp << "\n";
@@ -253,7 +255,8 @@ int	main() {
 				arr[i] *= -1;
 		}
 
-		sp.addNumber(arr, len);
+		//sp.addNumber(arr, len);
+		sp.addNumber(arr, &arr[len]);
 
 		std::cout << B_BLUE "sp :" RESET "\n";
 		std::cout << sp << "\n";
diff --git a/d08/ex01/span b/d08/ex01/span
index 7d7eab0..e914e3a 100755
Binary files a/d08/ex01/span and b/d08/ex01/span differ