Added count feature

linkedlist.c

@@ -0,0 +1,57 @@
+#include <stdio.h>
+#include <stdlib.h>
+#include "linkedlist.h"
+
+Node *head = NULL;
+
+void insert(int data)
+{
+    Node *newNode = malloc(sizeof(Node));
+
+    newNode->data = data;
+    newNode->next = head;
+
+    head = newNode;
+}
+
+void display()
+{
+    Node *temp = head;
+
+    while(temp != NULL)
+    {
+        printf("%d ", temp->data);
+        temp = temp->next;
+    }
+}
+
+int search(int value)
+{
+    Node *temp = head;
+
+    while (temp != NULL)
+    {
+        if (temp->data == value)
+        {
+            return 1;   
+        }
+
+        temp = temp->next;
+    }
+
+    return 0;   
+}
+
+int count()
+{
+    int count = 0;
+    Node *temp = head;
+
+    while (temp != NULL)
+    {
+        count++;
+        temp = temp->next;
+    }
+
+    return count;
+}

linkedlist.h

@@ -0,0 +1,17 @@
+
+#ifndef LINKEDLIST_H
+#define LINKEDLIST_H
+
+typedef struct Node
+{
+    int data;
+    struct Node *next;
+
+} Node;
+
+void insert(int data);
+void display();
+int search(int value); 
+int count();
+
+#endif

main.c

@@ -0,0 +1,23 @@
+#include <stdio.h>
+#include "linkedlist.h"
+
+int main()
+{
+    insert(10);
+    insert(20);
+    insert(30);
+
+    display();
+
+if (search(20))
+    {
+        printf("\nElement found\n");
+    }
+    else
+    {
+        printf("\nElement not found\n");
+    }
+  printf("Total nodes = %d\n", count());
+
+    return 0;
+}