​ 最近将博客从github-page静态托管搬到了服务器，不能豪横使用流量，于是萌生了建立图床的想法，对比了很多方案，还是直接使用github托管最为合适。 ​ 但这又产生一个问题，如果只是单纯使用git推送图片会很麻烦，写作体验感不好，又不想使用PicGo等软件，于是有此文。 进入typora -> 偏好设置 -> 图像 到upgit-releases拉取最新程序 下载好

A. Indirect Sort You are given a permutation a1,a2,…,an of size n, where each integer from 1 to n appears exactly once. You can do the following operation any number of times (possibly, zero): Choose

D. Divisibility by 2^ntime limit per test2 secondsmemory limit per test256 megabytesinputstandard inputoutputstandard outputYou are given an array of positive integers a1,a2,…,an. Make the product of

time limit per test2 secondsmemory limit per test256 megabytesinputstandard inputoutputstandard outputYou are given n of integers a1,a2,…,an. Process q queries of two types: query of the form “0 xj”:

C. Traffic Lighttime limit per test1 secondmemory limit per test256 megabytesinputstandard inputoutputstandard outputYou find yourself on an unusual crossroad with a weird traffic light. That traffic

Ashish has a string ss of length nn containing only characters ‘a‘, ‘b‘ and ‘c‘. He wants to find the length of the smallest substring, which satisfies the following conditions: Length of the substri

Hanh lives in a shared apartment. There are nn people (including Hanh) living there, each has a private fridge. nn fridges are secured by several steel chains. Each steel chain connects two different

You can find anything whatsoever in our Galaxy! A cubical planet goes round an icosahedral star. Let us introduce a system of axes so that the edges of the cubical planet are parallel to the coordinat

实验室第二次讲课#47. 时间转换说明给定一个以秒为单位的时间t，要求用的格式来表示这个时间。<H>表示时间，<M>表示分钟，而表示秒，它们都是整数且没有前导的“0”。例如，若t=0，则应输出是“”；若t=3661，则输出“”。 输入格式输入只有一行，是一个整数t（0<=t<=86399）。 输出格式输出只有一行，是以“”

A. Number Replacementtime limit per test2 secondsmemory limit per test256 megabytesinputstandard inputoutputstandard outputAn integer array a1,a2,…,an is being transformed into an array of lowercase E