https://blog.csdn.net/weixin_39688949/article/details/78472246 Original post is here, why do list to merge, elected to a first put first, and then recycled into the rest of the nodes. (merge function part of the line 40 comments)
CodePudding user response:
Merge sort is the premise of two or more linked list, array, or is already sorted, put the smallest in the front