摘要：
Given a list accounts, each element accounts[i] is a list of strings, where the first element accounts[i][0] is a name, and the rest of the elements a 阅读全文
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[Java in NetBeans] Lesson 15. Sorting and Searching.
2019-01-01 03:41 by Johnson_强生仔仔, 304 阅读, 收藏,
摘要：
这个课程的参考视频和图片来自youtube。 主要学到的知识点有： Build in functions in java.util.Collections Need to implement a comparator - a special class which returns an intege 阅读全文
[LeetCode] 143. Reorder List_Middle tag: Linked List
2019-05-03 10:37 by Johnson_强生仔仔, 303 阅读, 收藏,
摘要：
Given a singly linked list L: L0→L1→…→Ln-1→Ln,reorder it to: L0→Ln→L1→Ln-1→L2→Ln-2→… You may not modify the values in the list's nodes, only nodes its 阅读全文
[LeetCode] 132. Palindrome Partitioning II_ Hard tag: Dynamic Programming
2019-04-25 11:14 by Johnson_强生仔仔, 303 阅读, 收藏,
摘要：
Given a string s, partition s such that every substring of the partition is a palindrome. Return the minimum cuts needed for a palindrome partitioning 阅读全文
[LeetCode] 331. Verify Preorder Serialization of a Binary Tree_Medium tag: stack
2018-07-25 05:19 by Johnson_强生仔仔, 303 阅读, 收藏,
摘要：
One way to serialize a binary tree is to use pre-order traversal. When we encounter a non-null node, we record the node's value. If it is a null node, 阅读全文
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