diff --git a/d00/ex00/Makefile b/d00/ex00/Makefile
index 7f7b774..0803c5b 100644
--- a/d00/ex00/Makefile
+++ b/d00/ex00/Makefile
@@ -6,7 +6,7 @@
 
 NAME      = megaphone
 
-CC        = clang++
+CC        = c++
 CFLAGS    = -Wall -Wextra -Werror $(INCLUDES) -std=c++98
 
 VPATH     = $(D_SRCS)
diff --git a/d00/ex00/megaphone b/d00/ex00/megaphone
deleted file mode 100755
index b2f63e0..0000000
Binary files a/d00/ex00/megaphone and /dev/null differ
diff --git a/d00/ex01/Makefile b/d00/ex01/Makefile
index 40e09b3..aff6fff 100644
--- a/d00/ex01/Makefile
+++ b/d00/ex01/Makefile
@@ -6,7 +6,7 @@
 
 NAME      = phonebook
 
-CC        = clang++
+CC        = c++
 CFLAGS    = -Wall -Wextra -Werror $(INCLUDES) -std=c++98
 
 VPATH     = $(D_SRCS)
diff --git a/d00/ex01/builds/Contact.class.o b/d00/ex01/builds/Contact.class.o
deleted file mode 100644
index 415acba..0000000
Binary files a/d00/ex01/builds/Contact.class.o and /dev/null differ
diff --git a/d00/ex01/builds/main.o b/d00/ex01/builds/main.o
deleted file mode 100644
index 19b7d28..0000000
Binary files a/d00/ex01/builds/main.o and /dev/null differ
diff --git a/d00/ex01/phonebook b/d00/ex01/phonebook
deleted file mode 100755
index 0c0a7df..0000000
Binary files a/d00/ex01/phonebook and /dev/null differ
diff --git a/d00/ex02/Makefile b/d00/ex02/Makefile
index a0fb4c5..5c733e2 100644
--- a/d00/ex02/Makefile
+++ b/d00/ex02/Makefile
@@ -6,7 +6,7 @@
 
 NAME      = account
 
-CC        = clang++
+CC        = c++
 CFLAGS    = -Wall -Wextra -Wno-unused -Werror $(INCLUDES) -std=c++98
 
 VPATH     = $(D_SRCS)
diff --git a/d01/ex00/Makefile b/d01/ex00/Makefile
index 3fee7a0..b823351 100644
--- a/d01/ex00/Makefile
+++ b/d01/ex00/Makefile
@@ -6,7 +6,7 @@
 
 NAME      = zombie
 
-CC        = clang++
+CC        = c++
 CFLAGS    = -Wall -Wextra -Werror $(INCLUDES) -std=c++98
 
 VPATH     = $(D_SRCS)
diff --git a/d01/ex00/zombie b/d01/ex00/zombie
deleted file mode 100755
index f5f3f12..0000000
Binary files a/d01/ex00/zombie and /dev/null differ
diff --git a/d01/ex01/Makefile b/d01/ex01/Makefile
index e9fbfcd..be16514 100644
--- a/d01/ex01/Makefile
+++ b/d01/ex01/Makefile
@@ -6,7 +6,7 @@
 
 NAME      = zombie
 
-CC        = clang++
+CC        = c++
 CFLAGS    = -Wall -Wextra -Werror $(INCLUDES) -std=c++98 -g3
 
 VPATH     = $(D_SRCS)
diff --git a/d01/ex02/Makefile b/d01/ex02/Makefile
index de53531..305f6b2 100644
--- a/d01/ex02/Makefile
+++ b/d01/ex02/Makefile
@@ -6,7 +6,7 @@
 
 NAME      = brain
 
-CC        = clang++
+CC        = c++
 CFLAGS    = -Wall -Wextra -Werror $(INCLUDES) -std=c++98 -g3
 
 VPATH     = $(D_SRCS)
diff --git a/d01/ex02/brain b/d01/ex02/brain
deleted file mode 100755
index 27c03b4..0000000
Binary files a/d01/ex02/brain and /dev/null differ
diff --git a/d01/ex03/Makefile b/d01/ex03/Makefile
index 82360fa..6283d26 100644
--- a/d01/ex03/Makefile
+++ b/d01/ex03/Makefile
@@ -6,7 +6,7 @@
 
 NAME      = war
 
-CC        = clang++
+CC        = c++
 CFLAGS    = -Wall -Wextra -Werror $(INCLUDES) -std=c++98 -g3
 
 VPATH     = $(D_SRCS)
diff --git a/d01/ex03/war b/d01/ex03/war
deleted file mode 100755
index ffae4fd..0000000
Binary files a/d01/ex03/war and /dev/null differ
diff --git a/d01/ex04/Makefile b/d01/ex04/Makefile
index 495c03c..92644d4 100644
--- a/d01/ex04/Makefile
+++ b/d01/ex04/Makefile
@@ -6,7 +6,7 @@
 
 NAME      = sed
 
-CC        = clang++
+CC        = c++
 CFLAGS    = -Wall -Wextra -Werror $(INCLUDES) -std=c++98 -g3
 
 VPATH     = $(D_SRCS)
diff --git a/d01/ex04/sed b/d01/ex04/sed
deleted file mode 100755
index 973c59b..0000000
Binary files a/d01/ex04/sed and /dev/null differ
diff --git a/d01/ex05/Makefile b/d01/ex05/Makefile
index eedda9d..4c739ba 100644
--- a/d01/ex05/Makefile
+++ b/d01/ex05/Makefile
@@ -6,7 +6,7 @@
 
 NAME      = karen
 
-CC        = clang++
+CC        = c++
 CFLAGS    = -Wall -Wextra -Werror $(INCLUDES) -std=c++98 -g3
 
 VPATH     = $(D_SRCS)
diff --git a/d01/ex05/karen b/d01/ex05/karen
deleted file mode 100755
index 04b0e44..0000000
Binary files a/d01/ex05/karen and /dev/null differ
diff --git a/d01/ex06/karenFilter b/d01/ex06/karenFilter
deleted file mode 100755
index d9ab0c3..0000000
Binary files a/d01/ex06/karenFilter and /dev/null differ
diff --git a/d02/ex00/Makefile b/d02/ex00/Makefile
index 0712445..c79bfaa 100644
--- a/d02/ex00/Makefile
+++ b/d02/ex00/Makefile
@@ -6,7 +6,7 @@
 
 NAME      = fixed
 
-CC        = clang++
+CC        = c++
 CFLAGS    = -Wall -Wextra -Werror $(INCLUDES) -std=c++98
 
 VPATH     = $(D_SRCS)
diff --git a/d02/ex01/Makefile b/d02/ex01/Makefile
index 0712445..c79bfaa 100644
--- a/d02/ex01/Makefile
+++ b/d02/ex01/Makefile
@@ -6,7 +6,7 @@
 
 NAME      = fixed
 
-CC        = clang++
+CC        = c++
 CFLAGS    = -Wall -Wextra -Werror $(INCLUDES) -std=c++98
 
 VPATH     = $(D_SRCS)
diff --git a/d02/ex01/fixed b/d02/ex01/fixed
deleted file mode 100755
index ee017d6..0000000
Binary files a/d02/ex01/fixed and /dev/null differ
diff --git a/d02/ex02/Makefile b/d02/ex02/Makefile
index 5531831..9b9e378 100644
--- a/d02/ex02/Makefile
+++ b/d02/ex02/Makefile
@@ -6,7 +6,7 @@
 
 NAME      = operators
 
-CC        = clang++
+CC        = c++
 CFLAGS    = -Wall -Wextra -Werror $(INCLUDES) -std=c++98
 
 VPATH     = $(D_SRCS)
diff --git a/d02/ex02/operators b/d02/ex02/operators
deleted file mode 100755
index 6117e75..0000000
Binary files a/d02/ex02/operators and /dev/null differ
diff --git a/d03/ex00/Makefile b/d03/ex00/Makefile
new file mode 100644
index 0000000..9708dcd
--- /dev/null
+++ b/d03/ex00/Makefile
@@ -0,0 +1,61 @@
+# - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - #
+#                 .     name = value      .  name is case sensitive   #
+#    VARIABLES    . or  name = value \    .  use VPATH only for .c    #
+#                 .            value      .                  or .cpp  #
+# - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - #
+
+NAME      = action
+
+CC        = c++
+CFLAGS    = -Wall -Wextra -Werror $(INCLUDES) -std=c++98
+
+VPATH     = $(D_SRCS)
+
+LIBS      =
+
+INCLUDES  = -I$(D_HEADERS)
+
+D_SRCS    = .
+SRCS      = main.cpp
+
+D_HEADERS = .
+HEADERS   = 
+
+D_OBJS    = builds
+OBJS      = $(SRCS:%.cpp=$(D_OBJS)/%.o)
+
+RM_D_OBJS = rm -rf $(D_OBJS)
+ifeq "$(D_OBJS)" "."
+RM_D_OBJS = 
+endif
+
+
+# - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - #
+#             .   target: prerequisites   .   $@ : target             #
+#    RULES    .           recipe          .   $< : 1st prerequisite   #
+#             .           recipe          .   $^ : all prerequisites  #
+# - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - #
+
+all: $(NAME)
+
+$(D_OBJS)/%.o: %.cpp | $(D_OBJS)
+	$(CC) $(CFLAGS) -c $< -o $@
+
+$(D_OBJS):
+	mkdir $@
+
+$(OBJS): $(HEADERS:%=$(D_HEADERS)/%)
+
+$(NAME): $(OBJS)
+	$(CC) $(OBJS) -o $@ $(LIBS)
+
+clean:
+	rm -f $(OBJS)
+
+fclean: clean
+	rm -f $(NAME)
+	$(RM_D_OBJS)
+
+re: fclean all
+
+.PHONY : all clean fclean re bonus run valgrind