链表
参考资料：数据结构—链表元素的删除和插入_karry_zzj的博客-CSDN博客 https://blog.csdn.net/karry_zzj/article/details/69787460?utm_medium=distribute.pc_relevant_t0.none-task-blog-BlogCommendFromMachineLearnPai2-1.control&depth_1-utm_source=distribute.pc_relevant_t0.none-task-blog-BlogCommendFromMachineLearnPai2-1.contro