// // Created by 李洋 on 2024/1/3. // #ifndef LEECODE_C_2497_H #define LEECODE_C_2497_H #include "../../dataStruct/LinkedList/lists.h" #include using namespace std; //单调栈 ListNode *removeNodes(ListNode *head) { stack S; S.push(head); ListNode *temp = head->next; while (temp) { while (!S.empty() && temp->val > S.top()->val) { S.pop(); } S.push(temp); temp = temp->next; } temp = S.top(); S.pop(); while (!S.empty()) { S.top()->next = temp; temp = S.top(); S.pop(); } return temp; } #endif //LEECODE_C_2497_H