6 files changed, 5 insertions, 4 deletions

diff --git a/oop2w3/A.cpp b/oop2w3/A.cpp
index b6f0d57..ccdca46 100644
--- a/oop2w3/A.cpp
+++ b/oop2w3/A.cpp
@@ -18,7 +18,7 @@ void A::actie1(int n) {
 	}
 }
 
-void A::setB(B b) {
+void A::setB(B &b) {
 	std::cout << "A::setB(b)" << std::endl;
 	_b = &b;
 }
diff --git a/oop2w3/A.h b/oop2w3/A.h
index c0caae4..2882fe7 100644
--- a/oop2w3/A.h
+++ b/oop2w3/A.h
@@ -7,6 +7,6 @@ class A {
 		B* _b;
 	public:
 		A();
-		virtual void setB(B b);
+		virtual void setB(B &b);
 		virtual void actie1(int n);
 };
diff --git a/oop2w3/B.cpp b/oop2w3/B.cpp
index 6eb4bd2..42ae7de 100644
--- a/oop2w3/B.cpp
+++ b/oop2w3/B.cpp
@@ -3,7 +3,7 @@
 #include "A.h"
 #include "B.h"
 
-B::B(A a) {
+B::B(A &a) {
 	std::cout << "B::B(a)" << std::endl;
 	_a = &a;
 	_c = new C();
diff --git a/oop2w3/B.h b/oop2w3/B.h
index 081dc8b..a59a06f 100644
--- a/oop2w3/B.h
+++ b/oop2w3/B.h
@@ -8,7 +8,7 @@ class B {
 		A* _a;
 		C* _c;
 	public:
-		B(A a);
+		B(A &a);
 		virtual void even();
 		virtual void odd(int i);
 		virtual void actie2(int i);
diff --git a/oop2w4/main.cpp b/oop2w4/main.cpp
new file mode 100644
index 0000000..e69de29
--- /dev/null
+++ b/oop2w4/main.cpp
diff --git a/oop2w4/makefile b/oop2w4/makefile
new file mode 120000
index 0000000..a4e84c6
--- /dev/null
+++ b/oop2w4/makefile
@@ -0,0 +1 @@
+../week.mk
\ No newline at end of file