1
Remove Nth Node From End of List
经典面试算法题，用双指针法清晰演示如何删除链表倒数第N个节点
Problem Link - https://leetcode.com/problems/remove-nth-node-from-end-of-list/description/ Linked Lists become much more interesting when the problem …
2
Stop Writing O(n ) Loops — Master the Two Pointers Pattern
用双指针模式替代O(n²)嵌套循环，通过经典类比和实战技巧大幅提升代码效率
A hands-on guide to one of the most powerful algorithmic patterns you'll use every week — with real code in Java, Python, and C. ✍️ Written for develo…