樱花落舞

2018年3月6日

74th LeetCode Weekly Contest Valid Number of Matching Subsequences

摘要： Given string S and a dictionary of words words, find the number of words[i] that is a subsequence of S. Note: All words in words and S will only consi 阅读全文

posted @ 2018-03-06 19:16 樱花落舞阅读(169) 评论(0) 推荐(0)

74th LeetCode Weekly Contest Valid Tic-Tac-Toe State

摘要： A Tic-Tac-Toe board is given as a string array board. Return True if and only if it is possible to reach this board position during the course of a va 阅读全文

posted @ 2018-03-06 19:13 樱花落舞阅读(230) 评论(0) 推荐(0)

2018年3月3日

我在B站学习清华大学教授带你学习c++(进阶）构造函数

摘要： B站av11459203的一系列视频，跳过了基础篇直接进入进阶，从此难度开始加大。这里做出一些笔记分享一下。我是1.25速度看的。。对应分P 37-38 构造函数的作用将对象初始化为一个特定的初始状态。构造函数的形式函数名与类名相同不能定义返回值类型，也不能有return语句有形式参数，阅读全文

posted @ 2018-03-03 23:37 樱花落舞阅读(529) 评论(0) 推荐(0)

73th LeetCode Weekly Contest Domino and Tromino Tiling

摘要： We have two types of tiles: a 2x1 domino shape, and an "L" tromino shape. These shapes may be rotated. Given N, how many ways are there to tile a 2 x 阅读全文

posted @ 2018-03-03 22:41 樱花落舞阅读(397) 评论(0) 推荐(0)

73th LeetCode Weekly Contest Custom Sort String

摘要： S and T are strings composed of lowercase letters. In S, no letter occurs more than once. S was sorted in some custom order previously. We want to per 阅读全文

posted @ 2018-03-03 22:30 樱花落舞阅读(241) 评论(0) 推荐(0)

73th LeetCode Weekly Contest Escape The Ghosts

摘要： You are playing a simplified Pacman game. You start at the point (0, 0), and your destination is(target[0], target[1]). There are several ghosts on th 阅读全文

posted @ 2018-03-03 22:26 樱花落舞阅读(222) 评论(0) 推荐(0)

73th LeetCode Weekly Contest Rotated Digits

摘要： X is a good number if after rotating each digit individually by 180 degrees, we get a valid number that is different from X. A number is valid if each 阅读全文

posted @ 2018-03-03 22:20 樱花落舞阅读(233) 评论(0) 推荐(0)

2018年3月2日

我在B站学习清华大学教授带你学习c++(进阶）类与对象

摘要： B站av11459203的一系列视频，跳过了基础篇直接进入进阶，从此难度开始加大。这里做出一些笔记分享一下。我是1.25速度看的。。对应分P 34-36 对象：现实中对象的模拟，具有属性和行为，对象是类的实例类：同一类对象共同属性和行为定义对象时，通过构造函数初始化删除对象时，通过析构函数释阅读全文

posted @ 2018-03-02 13:05 樱花落舞阅读(489) 评论(0) 推荐(0)

2018年3月1日

LeetCode Evaluate Reverse Polish Notation

摘要： Evaluate the value of an arithmetic expression in Reverse Polish Notation. Valid operators are +, -, *, /. Each operand may be an integer or another e 阅读全文

posted @ 2018-03-01 20:52 樱花落舞阅读(194) 评论(0) 推荐(0)

LeetCode Minimum Depth of Binary Tree

摘要： Given a binary tree, find its minimum depth. The minimum depth is the number of nodes along the shortest path from the root node down to the nearest l 阅读全文

posted @ 2018-03-01 00:25 樱花落舞阅读(142) 评论(0) 推荐(0)

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