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Catalog Three characteristics of dynamic planning: Dynamic Planning Solutions: 1. State Transition Table Method 2.State Transfer Equation Method 3.LeetCode Solutions 3.1 LeetCode 509.Fibonacci Number 3.2 LeetCode 70.Climb stairs 3.3 LeetCode 198.Raid homes and plunder houses 3.4 LeetCode 53.Maximum Subordinate Sum 3.5 LeetCode 152.Pro ...

Sword finger Offer22. The penultimate node in the lin k ed list OJ link: https://leetcode-cn.com/problems/lian-biao-zhong-dao-shu-di-kge-jie-dian-lcof/ Title: enter a linked list and output the penultimate node in the linked list. In order to conform to the habit of most people, this question starts from 1, that is, the tail node of the l ...

subject describe Title Description If the sum of two positive integers is prime, the two positive integers are called "prime partners", such as 2 and 5, 6 and 13, which can be applied to communication encryption. Now the society of cryptography asks you to design a program to select several pairs from the existing N (N is an even nu ...

This article is part of the "conquering LeetCode" series, which officially began on August 12, 2021. Because some questions on LeetCode are locked, this series will last at least until the date when all unlocked questions are brushed; As LeetCode continues to create new questions, the end date of this series may be forever. In this se ...