diff --git a/ex05/Makefile b/ex05/Makefile
new file mode 100644
index 0000000..c40c84e
--- /dev/null
+++ b/ex05/Makefile
@@ -0,0 +1,25 @@
+CXX = c++
+CPPFLAGS = -std=c++98 -Wall -Wextra -Werror -g
+SRCDIR = src
+OBJDIR = obj
+NAME = ex05
+
+SRCS = $(wildcard $(SRCDIR)/*.cpp)
+OBJS = $(patsubst $(SRCDIR)/%.cpp,$(OBJDIR)/%.o,$(SRCS))
+
+all: $(NAME)
+
+$(OBJDIR)/%.o: $(SRCDIR)/%.cpp
+	mkdir -p obj
+	$(CXX) $(CPPFLAGS) -c $< -o $@
+
+$(NAME): $(OBJS)
+	$(CXX) $(CPPFLAGS) $^ -o $@
+
+clean:
+	rm -rf $(OBJDIR)/*.o
+
+fclean: clean
+	rm -fr $(NAME)
+
+re: fclean all
diff --git a/ex05/src/Harl.cpp b/ex05/src/Harl.cpp
new file mode 100644
index 0000000..88c28ab
--- /dev/null
+++ b/ex05/src/Harl.cpp
@@ -0,0 +1,46 @@
+#include "Harl.hpp"
+#include <iostream>
+
+void	Harl::complain(std::string level)
+{
+	static const HarlMethod methods[4] = {
+		&Harl::debug,
+		&Harl::info,
+		&Harl::warning,
+		&Harl::error,
+	};
+	static const std::string strings[4] = {
+		"DEBUG",
+		"INFO",
+		"WARNING",
+		"ERROR"
+	};
+	for (size_t i = 0; i < 4; i++)
+	{
+		if (strings[i] == level)
+		{
+			(this->*methods[i])();
+			return;
+		}
+	}
+}
+
+void	Harl::debug() const
+{
+	std::cout << "I love having extra bacon for my 7XL-double-cheese-triple-pickle-special-ketchup burger. I really do !" << std::endl;
+}
+
+void	Harl::info() const
+{
+	std::cout << "I cannot believe adding extra bacon costs more money. You didn’t put enough bacon in my burger ! If you did, I wouldn’t be asking for more !" << std::endl;
+}
+
+void	Harl::warning() const
+{
+	std::cout << "I think I deserve to have some extra bacon for free. I’ve been coming for years whereas you started working here since last month." << std::endl;
+}
+
+void	Harl::error() const
+{
+	std::cout << "This is unacceptable ! I want to speak to the manager now." << std::endl;
+}
diff --git a/ex05/src/Harl.hpp b/ex05/src/Harl.hpp
new file mode 100644
index 0000000..ca9f23a
--- /dev/null
+++ b/ex05/src/Harl.hpp
@@ -0,0 +1,17 @@
+#pragma once
+
+#include <string>
+
+class Harl
+{
+	private:
+		void	debug() const;
+		void	info() const;
+		void	warning() const;
+		void	error() const;
+	
+	public:
+		void	complain(std::string level);
+};
+
+typedef void (Harl::*HarlMethod)() const;
diff --git a/ex05/src/main.cpp b/ex05/src/main.cpp
new file mode 100644
index 0000000..ac7f980
--- /dev/null
+++ b/ex05/src/main.cpp
@@ -0,0 +1,19 @@
+#include "Harl.hpp"
+
+int main()
+{
+	Harl harl;
+	static const std::string levels[] = {
+		"DEBUG",
+		"INFO",
+		"WARNING",
+		"GOLEM",
+		"ERROR",
+		"PASLU",
+		"FLEMME",
+		"PANIC"
+	};
+	for (int i = 0; i < 6; i++)
+		harl.complain(levels[i]);
+	return 0;
+}