diff --git a/Project2.vcxproj b/Project2.vcxproj
index 6248ffa..79156a2 100644
--- a/Project2.vcxproj
+++ b/Project2.vcxproj
@@ -19,12 +19,14 @@
     </ProjectConfiguration>
   </ItemGroup>
   <ItemGroup>
+    <ClCompile Include="array_stack.c" />
     <ClCompile Include="linked_list.c" />
     <ClCompile Include="linked_list_stack.c" />
     <ClCompile Include="main.c" />
     <ClCompile Include="sq_list.c" />
   </ItemGroup>
   <ItemGroup>
+    <ClInclude Include="array_stack.h" />
     <ClInclude Include="linked_list.h" />
     <ClInclude Include="linked_list_stack.h" />
     <ClInclude Include="sq_list.h" />
diff --git a/Project2.vcxproj.filters b/Project2.vcxproj.filters
index 4622cd9..c70b33b 100644
--- a/Project2.vcxproj.filters
+++ b/Project2.vcxproj.filters
@@ -27,6 +27,9 @@
     <ClCompile Include="sq_list.c">
       <Filter>源文件</Filter>
     </ClCompile>
+    <ClCompile Include="array_stack.c">
+      <Filter>源文件</Filter>
+    </ClCompile>
   </ItemGroup>
   <ItemGroup>
     <ClInclude Include="sq_list.h">
@@ -38,5 +41,8 @@
     <ClInclude Include="linked_list_stack.h">
       <Filter>头文件</Filter>
     </ClInclude>
+    <ClInclude Include="array_stack.h">
+      <Filter>头文件</Filter>
+    </ClInclude>
   </ItemGroup>
 </Project>
\ No newline at end of file
diff --git a/Project2/Debug/Project2.Build.CppClean.log b/Project2/Debug/Project2.Build.CppClean.log
index 0ace058..2f60bb0 100644
--- a/Project2/Debug/Project2.Build.CppClean.log
+++ b/Project2/Debug/Project2.Build.CppClean.log
@@ -4,6 +4,7 @@ c:\code\lencode\project2\project2\debug\sq_list.obj
 c:\code\lencode\project2\project2\debug\main.obj
 c:\code\lencode\project2\project2\debug\linked_list_stack.obj
 c:\code\lencode\project2\project2\debug\linked_list.obj
+c:\code\lencode\project2\project2\debug\array_stack.obj
 c:\code\lencode\project2\debug\project2.exe
 c:\code\lencode\project2\debug\project2.pdb
 c:\code\lencode\project2\project2\debug\project2.ilk
diff --git a/Project2/Debug/Project2.log b/Project2/Debug/Project2.log
index f7f75f8..eafe481 100644
--- a/Project2/Debug/Project2.log
+++ b/Project2/Debug/Project2.log
@@ -1,9 +1,3 @@
-  linked_list_stack.c
-  sq_list.c
-C:\code\lencode\Project2\sq_list.c(102,9): warning C4033: “locate_list”必须返回值
-C:\code\lencode\Project2\sq_list.c(112,9): warning C4033: “locate_list”必须返回值
-C:\code\lencode\Project2\sq_list.c(166,34): warning C4047: “函数”:“int”与“sq_list *”的间接级别不同
-C:\code\lencode\Project2\sq_list.c(166,34): warning C4024: “locate_list”: 形参和实参 2 的类型不同
-  正在生成代码...
-C:\code\lencode\Project2\sq_list.c(116,1): warning C4715: “locate_list”: 不是所有的控件路径都返回值
+  array_stack.c
+C:\code\lencode\Project2\array_stack.c(13,5): warning C4013: “memset”未定义；假设外部返回 int
   Project2.vcxproj -> C:\code\lencode\Project2\Debug\Project2.exe
diff --git a/Project2/Debug/Project2.tlog/CL.command.1.tlog b/Project2/Debug/Project2.tlog/CL.command.1.tlog
index d6b583e..f35c952 100644
Binary files a/Project2/Debug/Project2.tlog/CL.command.1.tlog and b/Project2/Debug/Project2.tlog/CL.command.1.tlog differ
diff --git a/Project2/Debug/Project2.tlog/CL.read.1.tlog b/Project2/Debug/Project2.tlog/CL.read.1.tlog
index a48189b..2d1da44 100644
Binary files a/Project2/Debug/Project2.tlog/CL.read.1.tlog and b/Project2/Debug/Project2.tlog/CL.read.1.tlog differ
diff --git a/Project2/Debug/Project2.tlog/CL.write.1.tlog b/Project2/Debug/Project2.tlog/CL.write.1.tlog
index 6dfaeb0..9a03e9e 100644
Binary files a/Project2/Debug/Project2.tlog/CL.write.1.tlog and b/Project2/Debug/Project2.tlog/CL.write.1.tlog differ
diff --git a/Project2/Debug/Project2.tlog/Cl.items.tlog b/Project2/Debug/Project2.tlog/Cl.items.tlog
index f9da5c0..86bcd1f 100644
--- a/Project2/Debug/Project2.tlog/Cl.items.tlog
+++ b/Project2/Debug/Project2.tlog/Cl.items.tlog
@@ -1,3 +1,4 @@
+C:\code\lencode\Project2\array_stack.c;C:\code\lencode\Project2\Project2\Debug\array_stack.obj
 C:\code\lencode\Project2\linked_list.c;C:\code\lencode\Project2\Project2\Debug\linked_list.obj
 C:\code\lencode\Project2\linked_list_stack.c;C:\code\lencode\Project2\Project2\Debug\linked_list_stack.obj
 C:\code\lencode\Project2\main.c;C:\code\lencode\Project2\Project2\Debug\main.obj
diff --git a/Project2/Debug/Project2.tlog/link.command.1.tlog b/Project2/Debug/Project2.tlog/link.command.1.tlog
index 71d5a57..6848040 100644
Binary files a/Project2/Debug/Project2.tlog/link.command.1.tlog and b/Project2/Debug/Project2.tlog/link.command.1.tlog differ
diff --git a/Project2/Debug/Project2.tlog/link.read.1.tlog b/Project2/Debug/Project2.tlog/link.read.1.tlog
index 4b35156..eeb33b4 100644
Binary files a/Project2/Debug/Project2.tlog/link.read.1.tlog and b/Project2/Debug/Project2.tlog/link.read.1.tlog differ
diff --git a/Project2/Debug/Project2.tlog/link.secondary.1.tlog b/Project2/Debug/Project2.tlog/link.secondary.1.tlog
index 578ed71..1eb78f1 100644
--- a/Project2/Debug/Project2.tlog/link.secondary.1.tlog
+++ b/Project2/Debug/Project2.tlog/link.secondary.1.tlog
@@ -1,2 +1,2 @@
-^C:\CODE\LENCODE\PROJECT2\PROJECT2\DEBUG\LINKED_LIST.OBJ|C:\CODE\LENCODE\PROJECT2\PROJECT2\DEBUG\LINKED_LIST_STACK.OBJ|C:\CODE\LENCODE\PROJECT2\PROJECT2\DEBUG\MAIN.OBJ|C:\CODE\LENCODE\PROJECT2\PROJECT2\DEBUG\SQ_LIST.OBJ
+^C:\CODE\LENCODE\PROJECT2\PROJECT2\DEBUG\ARRAY_STACK.OBJ|C:\CODE\LENCODE\PROJECT2\PROJECT2\DEBUG\LINKED_LIST.OBJ|C:\CODE\LENCODE\PROJECT2\PROJECT2\DEBUG\LINKED_LIST_STACK.OBJ|C:\CODE\LENCODE\PROJECT2\PROJECT2\DEBUG\MAIN.OBJ|C:\CODE\LENCODE\PROJECT2\PROJECT2\DEBUG\SQ_LIST.OBJ
 C:\code\lencode\Project2\Project2\Debug\Project2.ilk
diff --git a/Project2/Debug/Project2.tlog/link.write.1.tlog b/Project2/Debug/Project2.tlog/link.write.1.tlog
index 67bcf27..76fb829 100644
Binary files a/Project2/Debug/Project2.tlog/link.write.1.tlog and b/Project2/Debug/Project2.tlog/link.write.1.tlog differ
diff --git a/array_stack.c b/array_stack.c
new file mode 100644
index 0000000..72e00ce
--- /dev/null
+++ b/array_stack.c
@@ -0,0 +1,58 @@
+#include <stdio.h>
+#include <stdlib.h>
+#include "array_stack.h"
+
+// ��ʼ��ջ
+array_stack* init_array_stack(void)
+{
+    array_stack* new_stack = (array_stack*)malloc(sizeof(array_stack));
+    if (new_stack == NULL) {
+        printf("�ڴ����ʧ��[����init_array_stack()]\n");
+        return NULL;
+    }
+    memset(new_stack, 0, sizeof(array_stack));
+    new_stack->top = -1;
+    return new_stack;
+}
+
+// ��ջ
+void push_array_stack(array_stack* stack, elem_type value)
+{
+    if (stack->top + 1 > MAX_S)
+    {
+        printf("ջ����[����push_array_stack()]\n");
+        return;
+    }
+    stack->top++;
+    stack->data[stack->top] = value;
+}
+
+// ��ջ
+int pop_array_stack(array_stack* stack)
+{
+    if (stack->top == -1)
+    {
+        printf("ջΪ��[����pop_array_stack()]\n");
+        return -1;
+    }
+    int value = stack->data[stack->top];
+    stack->top--;
+    return value;
+}
+
+// ��ӡ����ջ
+void print_array_stack(array_stack* stack)
+{
+    if (stack->top == -1)
+    {
+        printf("ջΪ��[����print_array_stack()]\n");
+        return;
+    }
+    printf("ջ��Ԫ��: %d\n", stack->data[stack->top]);
+    printf("-----\n");
+    for (int i = stack->top; i >= 0; i--)
+    {
+        printf("| %d |\n", stack->data[i]);
+    }
+    printf("-----\n");
+}
\ No newline at end of file
diff --git a/array_stack.h b/array_stack.h
new file mode 100644
index 0000000..a7eee27
--- /dev/null
+++ b/array_stack.h
@@ -0,0 +1,22 @@
+#ifndef ARRAY_SATCK
+#define ARRAY_SATCK
+#define MAX_S 100
+#define elem_type int 
+typedef struct array_stack
+{
+	elem_type data[MAX_S];
+	int top;
+}array_stack;
+// ��ʼջ
+array_stack* init_array_stack(void);
+
+// ��ջ
+void push_array_stack(array_stack* s, elem_type value);
+
+// ��ջ
+int pop_array_stack(array_stack* s);
+
+// ��ӡ����ջ
+void print_array_stack(array_stack* s);
+
+#endif 
diff --git a/linked_list_stack.c b/linked_list_stack.c
index d1e8e90..283a999 100644
--- a/linked_list_stack.c
+++ b/linked_list_stack.c
@@ -6,6 +6,11 @@
 stack_linked* init_stack_linked(void)
 {
 	stack_linked* s = (stack_linked*)malloc(sizeof(stack_linked));
+	if (s == NULL)
+	{
+		printf("�ڴ����ʧ�ܣ�\n");
+		return NULL;
+	}
 	s->top = NULL;
 	s->size = 0;
 	return s;
@@ -15,6 +20,11 @@ stack_linked* init_stack_linked(void)
 void push_stack_linked(stack_linked* s, elem_type value)
 {
 	stack_node* node = (stack_node*)malloc(sizeof(stack_node));
+	if (node == NULL)
+	{
+		printf("�ڴ����ʧ�ܣ�\n");
+		return NULL;
+	}
 	node->value = value;
 	node->next = s->top;
 	s->top = node;
diff --git a/main.c b/main.c
index e0e8a3c..32def12 100644
--- a/main.c
+++ b/main.c
@@ -1,6 +1,7 @@
 #include <stdio.h>
 #include <stdlib.h>
 #include <string.h>
+#include "array_stack.h"
 #include "sq_list.h"
 
 int main(void)
@@ -8,23 +9,31 @@ int main(void)
 
  
  
-    sq_list* L = init_sq_list();
-    sq_list* N = init_sq_list();
-    for (int i = 1; i <= 3; i++)
-    {
-        N->data[i - 1] = i+10;
-    }
-    for (int i = 1; i <= 10; i++)
-    {
-        L->data[i - 1] = i;
-    }
-    N->length = 3;
-    L->length = 10;
-    print_sq_list(N);
-    print_sq_list(L);
-    mer_ge_sq_list(L,N);
-    print_sq_list(L);
-    printf("L->length:[%d]\n", L->length);
+    //sq_list* L = init_sq_list();
+    //sq_list* N = init_sq_list();
+    //for (int i = 1; i <= 3; i++)
+    //{
+    //    N->data[i - 1] = i+10;
+    //}
+    //for (int i = 1; i <= 10; i++)
+    //{
+    //    L->data[i - 1] = i;
+    //}
+    //N->length = 3;
+    //L->length = 10;
+    //print_sq_list(N);
+    //print_sq_list(L);
+    //mer_ge_sq_list(L,N);
+    //print_sq_list(L);
+    //printf("L->length:[%d]\n", L->length);
+
+
+    // ջ����
+    array_stack* stack = init_array_stack();
+    push_array_stack(stack, 1);
+    push_array_stack(stack, 2);
+    push_array_stack(stack, 3);
+    print_array_stack(stack);
     printf("Hello World!\n");
     system("pause");
     return 0;