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转载链接：https://www.cnblogs.com/xihehua/p/9639045.html 1.下载 maven 压缩包 输入网址 www.apache.org 会看到以下界面 住下划看到以下界面 然后看到这个界面 选择下载这个版本 下载后 解压 maven 压缩包 （文件路径不建议用有 阅读全文
posted @ 2019-12-17 12:56
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题目链接：http://codeforces.com/problemset/problem/655/E After getting kicked out of her reporting job for not knowing the alphabet, Bessie has decided to 阅读全文
posted @ 2019-12-08 22:12
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题目链接：http://codeforces.com/problemset/problem/602/E E. Kleofáš and the n-thlon time limit per test 1 second memory limit per test 256 megabytes input 阅读全文
posted @ 2019-12-08 16:22
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stack<int> st; //此处一般需要给数组最后添加结束标志符，具体下面例题会有详细讲解 for (遍历这个数组) { if (栈空 || 栈顶元素大于等于当前比较元素) { 入栈; } else { while (栈不为空 && 栈顶元素小于当前元素) { 栈顶元素出栈; 更新结果; } 阅读全文
posted @ 2019-12-08 12:22
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题目链接http://codeforces.com/problemset/problem/602/D A function is called Lipschitz continuous if there is a real constant K such that the inequality |f 阅读全文
posted @ 2019-12-08 12:20
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题目链接：http://codeforces.com/problemset/problem/600/E You are given a rooted tree with root in vertex 1. Each vertex is coloured in some colour. Let's c 阅读全文
posted @ 2019-12-07 10:54
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题目链接：https://codeforces.com/problemset/problem/600/D You are given two circles. Find the area of their intersection. Input The first line contains thr 阅读全文
posted @ 2019-12-02 20:45
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题目链接：https://codeforces.com/problemset/problem/1260/D You are playing a computer game, where you lead a party of mm soldiers. Each soldier is characte 阅读全文
posted @ 2019-12-02 20:15
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学习博客：https://blog.csdn.net/zsyz_ZZY/article/details/79918809 题目： 来先看一道裸题，有n个数。 m个操作,每一次操作，将x~y区间的所有数增加z； 最后有q个询问，每一次询问求出x~y的区间和。 思路： 很明显，直接用前缀和无法快速满足这 阅读全文
posted @ 2019-12-02 19:35
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题目链接：https://codeforces.com/problemset/problem/658/E Codeforces is a wonderful platform and one its feature shows how much someone contributes to the 阅读全文
posted @ 2019-11-27 20:35
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