Introduction - If you have any usage issues, please Google them yourself
Initialize the circular single linked list H Turn the tail interpolation into the A, B, C, D, e elements Output circular single linked list H Output circular single linked list length H The third element of the output circular single linked list H The output element a position In the fourth elements into the f element position Output circular single linked list H Output circular single linked list H Remove the third element circular single stranded H Output circular single linked list H