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CF Round 701 Div2 解题补题报告
A题 Add and Divide (贪心,枚举) 给定两个数字 \(a\) 和 \(b\) 。现在你可以进行两个操作: 令 \(a=?\frac{a}{b}?\) 使 \(b\) 的值加一 问使得 \(a=0\) 的最短操作次数是多少? \(1\leq a,b \leq 10^9\) 有两个比较显 ...
分类:其他好文   时间:2021-02-16 12:41:07    阅读次数:0
PAT A1119 Pre- and Post-order Traversals (30 分)
Suppose that all the keys in a binary tree are distinct positive integers. A unique binary tree can be determined by a given pair of postorder and ino ...
分类:其他好文   时间:2021-02-16 12:28:45    阅读次数:0
0242. Valid Anagram (E)
Valid Anagram (E) 题目 Given two strings s and t , write a function to determine if t is an anagram of s. Example 1: Input: s = "anagram", t = "nagaram" ...
分类:其他好文   时间:2021-02-15 12:41:17    阅读次数:0
【论文阅读】Fine-tune Bert for DocRED with Two-step Process[CoRR2019]
the Computing Research Repository (CoRR) 论文地址:https://arxiv.org/abs/1909.11898 代码地址:https://github.com/hongwang600/DocRed Abstract 在本文中,我们进一步应用预先训练的语言 ...
分类:其他好文   时间:2021-02-10 13:32:54    阅读次数:0
1002 A+B for Polynomials (25 分)
This time, you are supposed to find $A+B$ where $A$ and $B$ are two polynomials. Input Specification: Each input file contains one test case. Each cas ...
分类:其他好文   时间:2021-02-10 13:03:20    阅读次数:0
116. Populating Next Right Pointers in Each Node
仅供自己学习 题目: You are given a perfect binary tree where all leaves are on the same level, and every parent has two children. The binary tree has the foll ...
分类:其他好文   时间:2021-02-04 12:10:58    阅读次数:0
4、HTML 列表标签
无序列表 <ul type="none"> <li>第一项</li> <li>第二项</li> <li>第三项</li> <li>第四项</li> </ul> 有序列表 <ol type="1" start="5"> <li>one</li> <li>two</li> <li>three</li> ...
分类:Web程序   时间:2021-02-02 11:32:02    阅读次数:0
Zookeeper 一致性协议
两阶段提交 two-phase commit (2PC) 三阶段提交 three-phase commit (3PC) Paxos 算法 ZAB 算法 2PC 两阶段提交,强一致性算法。常用在分布式数据库中,如分布式事务(tcc)。 undo 记录原始数据的样子,事务失败了恢复,成功了记入 redo ...
分类:其他好文   时间:2021-02-01 12:36:44    阅读次数:0
Digit Counting UVA - 1225
? Trung is bored with his mathematics homeworks. He takes a piece of chalk and starts writing a sequence of consecutive integers starting with 1 to N ...
分类:其他好文   时间:2021-02-01 12:17:16    阅读次数:0
PHP最优整数均分算法
<?php /* * @最优整数均分算法 * @param int $number 待平分的数字 * @param int $taotl 平分总个数 */ function getDivideNumber($number, $total) { $divide_number = bcdiv($numb ...
分类:编程语言   时间:2021-02-01 11:58:28    阅读次数:0
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