题目：

Summation

Write a program that finds the summation of every number from 1 to num. The number will always be a positive integer greater than 0.

For example:

summation(2) -> 3

1 + 2

summation(8) -> 36

1 + 2 + 3 + 4 + 5 + 6 + 7 + 8

解题方法：

很简单的题目：

def summation(num):

    return sum([x for x in range(num+1)])

【Kata Daily 191010】Grasshopper - Summation（加总）的更多相关文章

  1. 【Kata Daily 190920】Square(n) Sum（平方加总）

    题目: Complete the square sum function so that it squares each number passed into it and then sums the ...

  2. 【Kata Daily 190929】Password Hashes（密码哈希）

    题目: When you sign up for an account somewhere, some websites do not actually store your password in ...

  3. 【Kata Daily 191012】Find numbers which are divisible by given number

    题目: Complete the function which takes two arguments and returns all numbers which are divisible by t ...

  4. 【Kata Daily 190927】Counting sheep...（数绵羊）

    题目: Consider an array of sheep where some sheep may be missing from their place. We need a function ...

  5. 【Kata Daily 190924】Difference of Volumes of Cuboids（长方体的体积差）

    题目: In this simple exercise, you will create a program that will take two lists of integers, a and b ...

  6. 【Kata Daily 190923】Odder Than the Rest（找出奇数）

    题目: Create a method that takes an array/list as an input, and outputs the index at which the sole od ...

  7. 【Kata Daily 190919】Sort Out The Men From Boys（排序）

    题目: Scenario Now that the competition gets tough it will Sort out the men from the boys . Men are th ...

  8. 【Kata Daily 190918】Spacify（插空）

    题目: Modify the spacify function so that it returns the given string with spaces insertedbetween each ...

  9. 【Kata Daily 190917】Numericals of a String（字符出现的次数）

    题目: You are given an input string. For each symbol in the string if it's the first character occuren ...

随机推荐

  1. 关于继承、封装、多态、抽象和接口(Java)

    1.继承:    通过扩展一个已有的类,并继承该类的属性和行为,来创建一个新的类.已有的称为父类,新的类称为子类(父类派生子类,子类继承父类). (1)继承的优点:①代码的可重用性: ②父类的属性的方 ...

  2. winfrom加载自定义控件、窗口pannel后闪烁问题

    我用一个panel当容器,里面有好多控件,加载的时候一直闪烁. 借鉴网友的思路: 窗口初始化界面加入代码 this.DoubleBuffered = true;//设置本窗体   SetStyle(C ...

  3. ASP。NET MVC警告横幅使用Bootstrap和AngularUI Bootstrap

    Watch this script in action - demo 下载Source Code from GitHub 下载Source Code from CodeProject (1.1 MB) ...

  4. java的各种集合为什么不安全（List、Set、Map）以及代替方案

    我们已经知道多线程下会有各种不安全的问题,都知道并发的基本解决方案,这里对出现错误的情况进行一个实际模拟,以此能够联想到具体的生产环境中. 一.List 的不安全 1.1 问题 看一段代码: publ ...

  5. eclipse 配置opencv

    1 准备 eclipse 2017 JDK1.8 opencv 4.40 2 配置 新建java工程 添加jar包 选择opencv-xxx.jar包 加入原生库 选择原生库位置 确认即可,测试 新建 ...

  6. win10的cortana搜索显示空白

    解决方法:重置应用 问题原因:待查明 然后,我们往下拉

  7. day51 Pyhton 前端02

    内容回顾: 1.h1~h6:加粗,数字越大级别越小,自动换行 2.br:换行;hr:分割线; (特殊符号,空格) 3.p:与前边和后边内容之间有间距 4.a标签的href:本地文件连接;网络连接;锚链 ...

  8. lumen容器模仿

    <?php class Container { private $bindings = []; private $instances = []; public function getClosu ...

  9. centos8上添加sudoer用户

    一,检查服务器是否已安装sudo的rpm包? 1,查询rpm包列表 [root@yjweb ~]# rpm -qa | grep sudo libsss_sudo-2.0.0-43.el8_0.3.x ...

  10. centos6.8 架设 Telnet 服务

    centos6.8 架设 Telnet 非常简单 百度云下载RPM,然后上传到服务器 链接:https://pan.baidu.com/s/1w91HBf1TOJsZsqBMQnO7tA 提取码:au ...