这几天需要下载各种音效，但是在素材网里面打开下载链接，都是直接进入的网页，由于学校电脑没装idm，所以临时想了一个办法，在windows下用

由于R6800是联发科的芯片，暂时不支持梅林固件。 所以410块挂咸鱼卖了。开始折腾R6400. 主要分为以下部分 1. 将drcom放到梅林固件里面

去官网找到自己需要的版本并下载。https://www.visualstudio.com/zh-hans/downloads/ 打开下载好的文

Description Two positive integers are said to be relatively prime to each other if the Great Common Divisor (GCD) is 1. For instance, 1, 3, 5, 7, 9…are all relatively prime to 2006. Now your job is easy: for the given integer m, find the K-th element which is relatively prime to m when these elements are sorted in ascending order. Input The input contains multiple

Description There will be a launch of a new, powerful and unusual collider very soon, which located along a straight line. n particles will be launched inside it. All of them are located in a straight line and there can not be two or more particles located in the same point. The coordinates of the particles coincide with the distance in meters from the center of the collider, xi is