链表

插入：Insert (last ,data,next)

          data=ai

          set position to 1

          while (last values [position] not equal to data next 

          set position to position+1

          swap(last,values[last,length-1] last values[position]

 

删除：Delete (last ,data,next)

           data=ai

           set position to 1

           while (last values [position] not equal to data next 

           set position to position+1

           swap(last,values[last,length-1] last values[position]