1, create a singly linked list, 1 - & gt; 2 - & gt; 3 - & gt; 4 - & gt; 5 - & gt; 6 - & gt; 7 - & gt; 8 - & gt; 9 - & gt; 10, and insert a node at the back of the node 4 25, after the completion of the printing linked list, and then deleted from the list 8 node, and then print the list,