node* delete_node(node* root, node* ptr, std::string item)
{
    node* temp_node;
    ptr = root;
    while ( ptr -> _pNext_node != nullptr )
    {
        if ( ptr -> _item == item )
            ptr = ptr -> _pNext_node;
        temp_node = ptr;
        ptr = ptr -> _pNext_node;
    }


    if ( root -> _item == item )
    {
        delete root;
        return temp_code;
    }

    node* temp_node2 = root -> _pNext_node;
    ptr = root -> _pNext_node -> _pNext_node;
    while ( ptr -> _pNext_node != nullptr )
    {
        if ( ptr -> _item == item )
        {
            delete temp_node2;
            return temp_node;
        }
        temp_node2 = ptr;
        ptr = ptr -> _pNext_node;
    }

    return temp_node;
}