Clone graphs code

Source/Graph.h

@@ -0,0 +1,44 @@
+#pragma once
+
+#include <algorithm>
+#include <bits/stdc++.h>
+#include <cstdlib>
+#include <ctime>
+#include <iostream>
+#include <list>
+#include <sstream>
+#include <string.h>
+#include <thread>
+
+using namespace std;
+
+class Graph
+{
+private:
+    int length;
+    list<int> *adj;
+
+public:
+    Graph(int length)
+    {
+        this->length = length;
+        this->adj = new list<int>[length];
+    }
+
+    ~Graph()
+    {
+        delete[] adj;
+    }
+
+public:
+    void Print();
+    void Insert(int u, int v);
+    void InsertD(int u, int v);
+    void Remove(int u, int v);
+    void RemoveD(int u, int v);
+    Graph *Clone();
+
+private:
+    void DFS(int u, vector<int> &disc, vector<int> &low, vector<int> &parent, vector<pair<int, int>> &bridge);
+    int DFSCount(int v, bool visited[]);
+};