diff --git a/ex11/ex11.cpp b/ex11/ex11.cpp
index cb864bb..d237bd8 100644
--- a/ex11/ex11.cpp
+++ b/ex11/ex11.cpp
@@ -4,12 +4,17 @@
 
 int main()
 {
+    // typedef struct data
+    // {
+    //     int id;
+    //     std::string name;
+    // }data;
     graphVertex<int, std::string> gv;
     int op, id1, id2, w;
     std::string name;
     while (1)
     {
-        printf("选择操作:1添加/覆盖节点2添加/覆盖边3删除节点4删除边\n");
+        printf("选择操作:1添加/覆盖节点2添加/覆盖边3删除节点4删除边5显示图\n");
         scanf("%d", &op);
         switch (op)
         {
@@ -32,6 +37,8 @@ int main()
             std::cin >> id1 >> id2;
             gv.unlink(id1, id2);
             break;
+        case 5:
+            gv.display();
         default:
             break;
         }
diff --git a/ex11/graph.hpp b/ex11/graph.hpp
index 089e281..43afa3b 100644
--- a/ex11/graph.hpp
+++ b/ex11/graph.hpp
@@ -1,6 +1,7 @@
 #ifndef _graph_hpp_
 #define _graph_hpp_
 #include "vector.hpp"
+#include <iomanip>
 #include <iostream>
 #include <string>
 // #define gNodeArray(T) binNode<T> *
@@ -100,7 +101,7 @@ public:
     {
         for (int j = 0; j < v; j++)
         {
-            if (E[id][j]!= NULL)
+            if (E[id][j] != NULL)
             {
                 delete E[id][j];
                 E[id].put(j, NULL);
@@ -127,8 +128,9 @@ public:
             return -2;
         V[id1]->outDegree++;
         V[id2]->inDegree++;
+        e++;
         Edge<Te> *temp = new Edge<Te>(w);
-        (E._v[id1])._v[id2] = temp;
+        (E[id1]).put(id2, temp);
         return 0;
     }
     // 解除 id1->id2 连接
@@ -148,9 +150,31 @@ public:
         V[id2]->inDegree--;
 
         delete E[id1][id2];
+        e--;
 
         return 0;
     }
+
+    virtual void display()
+    {
+        std::cout << std::left << std::setw(5) << "        ";
+        for (int i = 0; i < V._len; i++)
+            if (V[i] != NULL)
+                std::cout << std::setw(4) << i << std::setw(10) << V[i]->data;
+        printf("\n");
+        for (int i = 0; i < V._len; i++)
+            if (V[i] != NULL)
+            {
+                std::cout << std::setw(4) << i << std::setw(10) << V[i]->data;
+                for (int j = 0; j < E[i]._len;j++)
+                    if(E[i][j]==NULL)
+                        std::cout << std::setw(14) << "-";
+                    else
+                        std::cout<< std::setw(14) << E[i][j]->weight;
+                printf("\n");
+            }
+        
+    }
 };
 
 #endif
\ No newline at end of file
diff --git a/ex11/vector.hpp b/ex11/vector.hpp
index 181c347..91498cc 100644
--- a/ex11/vector.hpp
+++ b/ex11/vector.hpp
@@ -32,11 +32,15 @@ public:
     _used = 0;
     _len = 100;
     _v = new T[_len];
+        for (int i = 0; i < _len; i++)
+    {
+      _v[i] = 0;
+    }
   }
-  ~Vector()
-  {
-    delete[] _v;
-  }
+  // ~Vector()
+  // {
+  //   delete[] _v;
+  // }
 
   T get(int a) { return _v[a]; }
   T  operator[](int i) const