arrayInsertionUsingLinkedList

#include <iostream> 
using namespace std; 
  
 
struct Node { 
    int data; 
    Node* next; 
}; 
  
void insertelements(Node* root, int item) 
{ 
    Node* temp = new Node; 
    Node* ptr; 
    temp->data = item; 
    temp->next = NULL; 
  
    if (*root == NULL) 
        *root = temp; 
    else { 
        ptr = *root; 
        while (ptr->next != NULL) 
            ptr = ptr->next; 
        ptr->next = temp; 
    } 
} 
  
void display(Node* root) 
{ 
    while (root != NULL) { 
        cout << root->data << " "; 
        root = root->next; 
    } 
} 
  
Node *arrayToList(int list[], int length) 
{ 
    Node *root = NULL; 
    for (int i = 0; i < length; i++) 
        insertelements(&root, list[i]); 
   return root; 
} 
  
 
int main() 
{ 
    int list[] = { 21, 32, 43, 54, 65 }; 
    int length = sizeof(arr) / sizeof(arr[0]); 
    Node* root = arrayToList(list, length); 
    display(root); 
    return 0; 
}