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  1. Prepare
  2. Data Structures
  3. Linked Lists
  4. Merge two sorted linked lists
  5. Discussions

Merge two sorted linked lists

  • cute_n_charming
     + 0 comments

    function mergeLists(head1, head2) { let newNode = new SinglyLinkedListNode(); let tail = newNode;

    while(head1 !==null && head2 !== null){
    if(head1.data < head2.data){
        tail.next = head1;
        head1= head1.next;
    }else if(head2.data <= head1.data){
        tail.next = head2;
        head2 = head2.next;
    }
    tail = tail.next;


    if(head1 !==null){
        tail.next = head1;
    }else if(head2 !== null){
        tail.next = head2;
    }
}
    return newNode.next;

    }