修复好bug了

homework5/ListGraph.h

@@ -37,18 +37,10 @@ private:
     bool isWeighted;    //定义是否有权
 
 public:
-    ListGraph() {
+    ListGraph(bool flag=false,bool isWeighted=false) {
         nodes.clear();
         flag = false;
         isWeighted = false;
-    }
-    ListGraph(bool flag) {
-        nodes.clear();
-        this->flag = flag;
-        isWeighted = false;
-    }
-    ListGraph(bool flag,bool isWeighted) {
-        nodes.clear();
         this->flag = flag;
         this->isWeighted = isWeighted;
     }
@@ -70,7 +62,7 @@ public:
         }
         node *current = nodes.at(id1);
         //跳过id节点和值节点
-        for(int i=0;i<2;i++) {
+        for(int i=0;i<1;i++) {
             current = current->next;
         }
         while(current->next!=NULL) {
@@ -89,17 +81,7 @@ public:
 
         if (!flag) {
             node *current2 = nodes.at(id2);
-            //跳过id节点和值节点
-            for(int i=0;i<2;i++) {
-                current = current->next;
-            }
             while(current2->next!=NULL) {
-                if((current2->next->data==id2)) {
-                    if (current2->next->weight==weight) {
-                        throw InsertExistedConnectException("禁止插入已存在的连接",0x003);
-                    }
-                    current2->next->weight=weight;
-                }
                 current2 = current2->next;
             }
             current2->next=new node();