Number of matching subsequences

Given a string S and a word dictionary words, how many words[i] in words are subsequences of string S? Note that a subsequence is different from a substring and does not require continuity. number-of-matching-subsequences Example Sample 1: Input: S = "abcde", words = ["a", &qu ...

Posted on Sat, 19 Oct 2019 08:12:22 -0700 by Amman-DJ

2019 Multi-University Training Contest 1 E. Path

Path Time Limit: 2000/1000 MS (Java/Others)    Memory Limit: 262144/262144 K (Java/Others)Total Submission(s): 598    Accepted Submission(s): 147 Problem Description Years later, Jerry fell in love with a girl, and he often walks for a long time to pay visits to her. But, because he spends too much t ...

Posted on Fri, 18 Oct 2019 13:16:45 -0700 by johncox

Talk about the ConsulServiceRegistry of spring cloud

order This paper focuses on the ConsulServiceRegistry of spring cloud ServiceRegistry spring-cloud-commons-2.1.2.RELEASE-sources.jar!/org/springframework/cloud/client/serviceregistry/ServiceRegistry.java public interface ServiceRegistry<R extends Registration> { /** * Registers the registration. A registration typically has informatio ...

Posted on Fri, 18 Oct 2019 12:43:58 -0700 by steviewdr

(java) printing linked list from end to end

Title: input the head node of a linked list, and print the value of each node from the end to the end. Three implementation methods: Change the original linked list, reverse the pointer of the linked list, and then print the traversal reversed linked list. Traverse the linked list, put the elemen ...

Posted on Fri, 18 Oct 2019 12:11:45 -0700 by themistral

Mysql database basic operation command

Next: Introduction to common commands of MySQL basic introduction Today, I will introduce some basic commands for the operation of guantian Mysql database. Users and permissions Create user mysql>create user test identified by 'BaC321@#'; Change Password 5.5 and previous commands mysql>set password for test=passowrd('!1A@2#3'); 5.6 and ...

Posted on Fri, 18 Oct 2019 11:46:04 -0700 by willieklein

Tymeleaf common syntax: using asterisk expressions

When dealing with templates, the variable expression ${...} is generally used to display variables, and the selected object expression * {...}, also known as the asterisk expression, is also used.If the object is selected first in the template, you need to use an asterisk expression. The built-in object effect of Thymeleaf is equivalent to an a ...

Posted on Fri, 18 Oct 2019 10:36:12 -0700 by pspfreak101

java implementation of AES encryption algorithm

Reprinted from: https://blog.csdn.net/zyhlwzy/article/details/77948165 AES encryption algorithm is an advanced encryption standard in cryptography. The encryption algorithm adopts symmetric block cipher system. The minimum key length is 128, 192, 256, and the block length is 128 bits. The algorithm shou ...

Posted on Fri, 18 Oct 2019 08:04:11 -0700 by Nuv

Practical course of iota hardware integration

This tutorial is for the beginners of iota. We will learn how to develop a relay connected to raspberry pie based on the balance of the specified iota address to turn on or off the LED. Although the tutorial is simple, it is enough to demonstrate the powerful capabilities of iota. We will use a connected raspberry pie as the Internet of things ...

Posted on Fri, 18 Oct 2019 02:53:52 -0700 by Timsoft

VBA implementation adds comments to cells with custom names in Excel

I. realize this demand by creating macro in local office 1. Open an Excel file, right-click the cell to be annotated (myTable1). Click menu bar view macro view macro enter macro name create macro         ​ 2. Enter the VBA editing interface, copy - save - close the VBA interface. Sub addComment()       ActiveSheet.Application.Sheets("Sheet ...

Posted on Fri, 18 Oct 2019 00:02:18 -0700 by Mhz2020

Java 23 design patterns factory method patterns

Before you talk about the factory method pattern, take a look at the simple factory pattern. In fact, the factory method pattern has made some enhancements on the simple factory. Simple factory pattern: there is a special class to produce instances of other classes, which have a common parent class. This is a bit like our polymorphism. Exampl ...

Posted on Thu, 17 Oct 2019 18:08:47 -0700 by aboyd