NP章第三題 首先，可知STINGY SAT的解可以在多項式的時間內得出，因此屬于NP，另外很容易得知SAT可以歸為STINGY SAT問題，于是就可以得出STINGY SA...
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IP屬地：廣東
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Leetcode-Sort List
Description Sort a linked list in O(n log n) time using constant space complexity. Expl...
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Vue-Socket.io源碼閱讀
背景 有一個項目，今年12月份開始重構，項目涉及到了socket。但是socket用的是以前一個開發人員封裝的包（這個一直被當前的成員吐槽為什么不用已經千錘百煉的輪子）。因此...
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Leetcode-Number of Longest Increasing Subsequence
Description Given an unsorted array of integers, find the number of longest increasing ...
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Leetcode-Coin Change
Description You are given coins of different denominations and a total amount of money ...
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Leetcode-Populating Next Right Pointers in Each Node
Description Given a binary tree Populate each next pointer to point to its next right n...
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Leetcode- Counting Bits
Description Given a non negative integer number num. For every numbers i in the range 0...
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Leetcode-Flatten Nested List Iterator
Description Given a nested list of integers, implement an iterator to flatten it. Each ...
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Leetcode-Maximum Width of Binary Tree
Description Given a binary tree, write a function to get the maximum width of the given...
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Leetcode-Search a 2D Matrix II
Description Write an efficient algorithm that searches for a value in an m x n matrix. ...
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Leetcode-Climbing Stairs
Description You are climbing a stair case. It takes n steps to reach to the top. Each t...
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Leetcode-Decode String
Given an encoded string, return it's decoded string. Description The encoding rule is: ...
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Leetcode-Find Largest Value in Each Tree Row
Description You need to find the largest value in each row of a binary tree. Example:In...
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React + Mobx構建React-Cnode
背景 前一陣子，我剛寫了篇React全家桶實戰，介紹了下我用react全家桶構建一個react webapp的中遇到的一些問題。后來，我發現了mobx。然后靜下心去看一看它的...
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紀念我這幾年頂著富二代的帽子，過著無產階級生活的日子現在已經大三了，兩年多以來，我應該算是班里面為數不多沒有每個月為生活費發愁的人了。室友們都曾羨慕我每個月可以輕輕松松花錢不用擔心下個月的費用，有些人干脆直接論斷，我就是個富二...
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Leetcode-Path Sum(2)
Description Given a binary tree and a sum, find all root-to-leaf paths where each path'...
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Leetcode-Path Sum
Description Given a binary tree and a sum, determine if the tree has a root-to-leaf pat...
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Leetcode-Remove K Digits
Description Given a non-negative integer num represented as a string, remove k digits f...
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React全家桶實戰背景 學習一門前端框架，不動手是不行的。所以當我學習react有一段時間時，就打算開始寫一個react的個人項目,前后端一起寫的話，比較耗時間，所以就選了提供了優質api的C...
