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Gym - 102082Ghttps://vjudge.net/problem/2198225/origin对于数列中任意一个数,要么从最左边到它不递减,要么从最右边到到它不递减,为了满足这个条件,就要移动,而移动的最少步数就是逆序对数.所以这个数要么往左移动,要么往右移动,所以两个取最小就好了 #include<iostream> #include<cstdio> #include<queue> #include<algorithm> #include&l…
4240: 有趣的家庭菜园 Time Limit: 10 Sec  Memory Limit: 256 MBSubmit: 756  Solved: 349[Submit][Status][Discuss] Description 对家庭菜园有兴趣的JOI君每年在自家的田地中种植一种叫做IOI草的植物.JOI君的田地沿东西方向被划分为N个区域,由西到东标号为1~N.IOI草一共有N株,每个区域种植着一株.在第i个区域种植的IOI草,在春天的时候高度会生长至hi,此后便不再生长. 为了观察春天的样…
题意:有一个长度为n的序列,你每次可以选择两个相邻的元素交换,求把这个序列排成单峰序列的最少交换次数. 方法一:将元素按数值从大到小排序(保存原来的位置),把最大的插在中间,剩下的依次往两边放,依次考虑每个数该放在左边还是右边,只考虑后加入的数对已有的数的贡献.由于前面加入的数的次序对后加入的数无影响,因此贪心地选择贡献小的一边就行了.贡献为重排后下标的逆序数,注意大小相同的要特殊处理一下就行了. #include<bits/stdc++.h> using namespace std; typ…
 Gym 101047M Removing coins in Kem Kadrãn Time Limit:2000MS     Memory Limit:65536KB     64bit IO Format:%I64d & %I64u Practice Description standard input/output Andréh and his friend Andréas are board-game aficionados. They know many of their friend…
 Gym 101047K Training with Phuket's larvae Time Limit:2000MS     Memory Limit:65536KB     64bit IO Format:%I64d & %I64u Practice Description standard input/output Thai cuisine is known for combining seasonings so that every dish has flavors that are…
Gym 101047E Escape from Ayutthaya Time Limit:2000MS     Memory Limit:65536KB     64bit IO Format:%I64d & %I64u  Practice  Description standard input/output Ayutthaya was one of the first kingdoms in Thailand, spanning since its foundation in 1350 to…
 Gym 101047B  Renzo and the palindromic decoration Time Limit:2000MS     Memory Limit:65536KB     64bit IO Format:%I64d & %I64u Practice Description standard input/output At the ruins of Wat Phra Si Sanphet (วดพระศรสรรเพชญ), one can find famous inscr…
题目链接 http://codeforces.com/gym/101102/problem/J Description standard input/output You are given an array A of integers of size N, and Q queries. For each query, you will be given a set of distinct integers S and two integers L and R that represent a…
题目链接 http://codeforces.com/gym/100917/problem/J Description standard input/outputStatements The jury of Berland regional olympiad in informatics does not trust to contest management systems, so the Berland regional programming contest is judged by th…
题目链接 http://codeforces.com/gym/100917/problem/D problem description Famous Berland coder and IT manager Linus Gates announced his next proprietary open-source system "Winux 10.04 LTS" In this system command "dir -C" prints list of all…