Merge pull request #117 from shikhar8434/master

Added Count the Nodes of a linked list problem

Author: larissalages

data_structures/C++/CountNodes.cpp

@@ -0,0 +1,41 @@
+#include <iostream>
+using namespace std;
+
+struct Node{
+    int data;
+    struct Node *next;
+    
+    Node(int x){
+        data=x;
+        next=NULL;
+        }
+};
+
+int CountElements(Node *head){
+    
+    int count=0;
+    
+    struct Node *curr= head;
+    while(curr!=NULL){
+        curr=curr->next;
+        count++;
+    }
+    return count;
+}
+
+int main()
+{
+    int data,n;
+    cin>>n;
+    cin>>data;
+    struct Node *head= new Node(data);
+    struct Node *tail= head;
+    for(int i=0;i<n-1;i++){
+        cin>>data;
+        tail->next=new Node(data);
+        tail=tail->next;
+    }
+    cout<<CountElements(head)<<endl;
+    return 0;
+   
+}