/** struct ListNode { int val; struct ListNode *next; }; */ class Solution { public: /** * * @param head ListNode类 * @param m int整型 * @param n int整型 * @return ListNode类 / ListNode reverseBetween(ListNode* head, int m, int n) { // write code here if(n==m) return head; ListNode *pStart=head;//起始...