Sum of L1-009 N numbers (20 points)
The requirement of this question is very simple, that is to find the sum of N numbers. The trouble is that these numbers are given in the form of rational numerator / denominator, and the sum you output must also be in the form of rational number.
Enter the first line to give ...
Posted by bubblybabs on Sat, 07 Dec 2019 20:52:38 -0800
I. environmental preparation
1.1 introduction to gulp
gulp is a front-end automatic construction tool based on the file flow of node.js. It can be used to build automatic workflow and simplify workload
Official definition: build system based on file flow
Core files: gulpfile.js and package.json
gulpfile.js: task script
package.json: task con ...
Posted by wee_eric on Sat, 07 Dec 2019 20:45:11 -0800
In this paper, two non empty linked lists are given to represent two non negative integers. Their respective digits are stored in reverse order, and each node can only store one digit.
If we add the two numbers together, we will return a new linked list to represent their sum.
You can assume that neither of these numbers star ...
Posted by pilau on Sat, 07 Dec 2019 19:58:50 -0800
Protect the integrity of the saved state of these objects and the internal implementation from being exposed
You need to store the state externally on the premise of getting the state. So that at some point, you can restore your previous state.
There are three conventional roles:
Originator: primitive state class
Memo: a specific ...
Posted by omelin on Sat, 07 Dec 2019 19:08:52 -0800
Coin station log 1 -- Python 3 crawler crawling blockchain news
Blockchain is very popular recently, so I want to be a news crawling and analysis type media website. I can do it as soon as I say, but I always need a data source to be a media website. Where does the data source come from? I'll write this thing later. First, crawling... Anyway, ...
Posted by sotusotusotu on Sat, 07 Dec 2019 19:02:41 -0800
Objectives of this paper:
Using the pure Mybatis framework to obtain data;
Clarify the working process of Mybatis.
Create project and run
First, create maven project, and the process will not be repeated. The dependence is as follows:
Posted by samsolomonraj on Sat, 07 Dec 2019 18:48:51 -0800
The online script content is as follows:[root@localhost ~]# cat /data/scripts/check_php.sh
Date=`date "+%Y-%m-%d %H:%M:%S"`
Num=$(ps -ef|egrep "countjs_syc_site*|countjs_syc_plan*|countjs_syc.php|countjs_syc_img*|setcache*"|grep -v grep |wc -l)
Pid=$(/bin/ps -ef|egrep "countjs_syc_site*|countjs_syc_plan*|countjs_syc.php|countjs_ ...
Posted by billf2007 on Sat, 07 Dec 2019 18:48:28 -0800
1. Variable of function
Local and global variables:
Any variable in Python has a specific scope
Variables defined in a function can only be used inside the function, and those variables that can only be used in specific parts of the program are called local variables
Variables defined at the top of a file can be called by any function in the fi ...
Posted by cactus on Sat, 07 Dec 2019 18:27:45 -0800
Take mysql for example:
Posted by invinate on Sat, 07 Dec 2019 18:16:37 -0800
>Original article, welcome to reprint. Reprint please indicate: reprint from IT people's story meeting Thank you!>Original link address: Advanced chapter: dockersurm of docker adjusts micro service and service configuration (29)
Last time, the swarm cluster environment has been set up. There are three virtual machines, server01, server0 ...
Posted by aclees86 on Sat, 07 Dec 2019 18:12:34 -0800