arrayToLL.cpp

#include<bits/stdc++.h>
using namespace std;
class Node{
    public:
    int data;
    Node* next;

    public:
    Node(int data1,Node* next1){
        data=data1;
        next=next1;
    }
    Node(int data1){
        data=data1;
        next=nullptr;
    }
};

Node* convert2LL(vector<int> &arr){
    Node* head=new Node(arr[0]);
    Node* mover=head;
    for(int i=1;i<arr.size();i++){
        Node* temp=new Node(arr[i]);
        mover->next=temp;
        mover=temp;
    }
    return head;
}
int main(){
    vector<int> arr={1,2,3,4,5,6};
    Node* head=convert2LL(arr);
    // cout<<head->data;
    // traversal a linkde list
    Node* temp=head;
    while(temp!=NULL){
        cout<<temp->data<<" ";
        temp=temp->next;
    }
    return 0;
}