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题目： Given a linked list, remove the nth node from the end of list and return its head. For example, Given linked list: 1->2->3->4->5, and n = 2. After 阅读全文
摘要：
题目： Remove all elements from a linked list of integers that have value val. ExampleGiven: 1 --> 2 --> 6 --> 3 --> 4 --> 5 --> 6, val = 6Return: 1 --> 阅读全文
摘要：
题目： Write a program to find the node at which the intersection of two singly linked lists begins. For example, the following two linked lists: A: a1 → 阅读全文