diff --git a/07.AdapterPattern/2.Code/main.cpp b/07.AdapterPattern/2.Code/main.cpp
index 6a669b3..a7075e3 100644
--- a/07.AdapterPattern/2.Code/main.cpp
+++ b/07.AdapterPattern/2.Code/main.cpp
@@ -7,5 +7,6 @@ int main()
 	controller->pathPlanning();
 
 	system("pause");
+	delete controller;
 	return 0;
 }
\ No newline at end of file
diff --git a/08.BridgePattern/2.Code/main.cpp b/08.BridgePattern/2.Code/main.cpp
index ff36da4..ac91648 100644
--- a/08.BridgePattern/2.Code/main.cpp
+++ b/08.BridgePattern/2.Code/main.cpp
@@ -14,10 +14,14 @@ int main()
 	printf("++++++++++++++++++++++++++++++++++\n");
 
 	//Jungle想在这个手机上玩游戏B
+	delete game;
 	game = new GameB();
 	phone->setupGame(game);
 	phone->play();
 
+	delete phone;
+	delete game;
+
 	system("pause");
 	return 0;
 }
\ No newline at end of file
diff --git a/09.CompositePattern/2.Code/main.cpp b/09.CompositePattern/2.Code/main.cpp
index 98c635f..d528555 100644
--- a/09.CompositePattern/2.Code/main.cpp
+++ b/09.CompositePattern/2.Code/main.cpp
@@ -21,7 +21,6 @@ int main()
 	office5 = new AdminOffice("行政办公室");
 	office6 = new DeanOffice("教务办公室");
 	
-
 	office7 = new AdminOffice("行政办公室");
 	office8 = new DeanOffice("教务办公室");
 	
@@ -40,9 +39,22 @@ int main()
 	head->add(office2);
 	head->add(sichuanBranch);
 	
-
 	head->operation();
 
 	system("pause");
+
+	delete head;
+	delete sichuanBranch;
+	delete cdBranch;
+	delete myBranch;
+	delete office1;
+	delete office2;
+	delete office3;
+	delete office4;
+	delete office5;
+	delete office6;
+	delete office7;
+	delete office8;
+
 	return 0;
 }
\ No newline at end of file
diff --git a/10.DecoratorPattern/2.Code/main.cpp b/10.DecoratorPattern/2.Code/main.cpp
index b19f0f3..509aea0 100644
--- a/10.DecoratorPattern/2.Code/main.cpp
+++ b/10.DecoratorPattern/2.Code/main.cpp
@@ -3,14 +3,14 @@
 
 int main()
 {
-	printf("\nJungle的第一个手机：\n");
+	printf("\nJungle's first phone\n");
 	Component *c;
 	Component *com_Shell;
 	c = new Phone();
 	com_Shell = new DecoratorShell(c);
 	com_Shell->operation();
 
-	printf("\nJungle的第二个手机：\n");
+	printf("\nJungle's second phone'\n");
 	Component *c2;
 	Component *com_Shell2;
 	c2 = new Phone();
@@ -19,7 +19,7 @@ int main()
 	com_Sticker = new DecoratorSticker(com_Shell2);
 	com_Sticker->operation();
 
-	printf("\nJungle的第三个手机：\n");
+	printf("\nJungle's third phone'\n");
 	Component *c3;
 	Component *com_Shell3;
 	c3 = new Phone();
@@ -32,6 +32,15 @@ int main()
 
 	printf("\n\n");
 
+	delete c;
+	delete com_Shell;
+	delete c2;
+	delete com_Shell2;
+	delete com_Sticker;
+	delete c3;
+	delete com_Sticker2;
+	delete com_Rope;
+	
 	system("pause");
 	return 0;
 }
\ No newline at end of file
diff --git a/11.FacadePattern/2.Code/main.cpp b/11.FacadePattern/2.Code/main.cpp
index 256b819..2191797 100644
--- a/11.FacadePattern/2.Code/main.cpp
+++ b/11.FacadePattern/2.Code/main.cpp
@@ -7,7 +7,7 @@ int main()
 	facade->powerOn();
 
 	printf("\n\n");
-
+	delete facade;
 	system("pause");
 	return 0;
 }
\ No newline at end of file
diff --git a/12.FlyweightPattern/2.Code/main.cpp b/12.FlyweightPattern/2.Code/main.cpp
index 51d55a2..04a76da 100644
--- a/12.FlyweightPattern/2.Code/main.cpp
+++ b/12.FlyweightPattern/2.Code/main.cpp
@@ -30,6 +30,12 @@ int main()
 
 	printf("\n\n");
 
+	delete factory;
+	delete device1;
+	delete device2;
+	delete device3;
+	delete device4;
+	
 	system("pause");
 	return 0;
 }
\ No newline at end of file
diff --git a/13.ProxyPattern/2.Code/main.cpp b/13.ProxyPattern/2.Code/main.cpp
index 132e87e..b563585 100644
--- a/13.ProxyPattern/2.Code/main.cpp
+++ b/13.ProxyPattern/2.Code/main.cpp
@@ -9,6 +9,8 @@ int main()
 
 	printf("\n\n");
 
+	delete subject;
+
 	system("pause");
 	return 0;
 }
\ No newline at end of file
diff --git a/14.ChainOfResponsibility/2.Code/main.cpp b/14.ChainOfResponsibility/2.Code/main.cpp
index fc5bf9f..a132cdc 100644
--- a/14.ChainOfResponsibility/2.Code/main.cpp
+++ b/14.ChainOfResponsibility/2.Code/main.cpp
@@ -28,6 +28,16 @@ int main()
 	zuzhang->handleRequest(bill4);
 
 	printf("\n\n");
+
+	delete zuzhang;
+	delete bingge;
+	delete chunzong;
+	delete laoban;
+	delete bill1;
+	delete bill2;
+	delete bill3;
+	delete bill4;
+
 	system("pause");
 	return 0;
 }
\ No newline at end of file