递归.分治. . . C. Painting Fence time limit per test 1 second memory limit per test 512 megabytes input standard input output standard output Bizon the Champion isn't just attentive, he also is very hardworking. Bizon the Champion decided to paint his ol…

C. Painting Fence time limit per test 1 second memory limit per test 512 megabytes input standard input output standard output Bizon the Champion isn't just attentive, he also is very hardworking. Bizon the Champion decided to paint his old fence his…

题目链接:http://codeforces.com/problemset/problem/448/C C. Painting Fence time limit per test 1 second memory limit per test 512 megabytes input standard input output standard output Bizon the Champion isn't just attentive, he also is very hardworking. B…

C. Painting Fence time limit per test 1 second memory limit per test 512 megabytes input standard input output standard output Bizon the Champion isn't just attentive, he also is very hardworking. Bizon the Champion decided to paint his old fence his…

C. Painting Fence Bizon the Champion isn't just attentive, he also is very hardworking. Bizon the Champion decided to paint his old fence his favorite color, orange. The fence is represented as n vertical planks, put in a row. Adjacent planks have no…

C. Painting Fence time limit per test 1 second memory limit per test 512 megabytes input standard input output standard output Bizon the Champion isn't just attentive, he also is very hardworking. Bizon the Champion decided to paint his old fence his…

A:Rewards: 题目链接:http://codeforces.com/problemset/problem/448/A 题意:Bizon有a1个一等奖奖杯,a2个二等奖奖杯,a3个三等奖奖杯,b1个一等奖奖牌,b2个二等奖奖牌,b3个三等奖奖牌,和一个有n个架子的橱柜.如今Bizon想把这些奖牌和奖杯放在橱柜里,可是要遵循以下的规则:一个架子上不能同一时候放奖杯和奖牌:一个架子上的奖杯数量不能超过5个.奖牌数量不能超过10个. 问能不能把这些奖杯和奖牌所有放进去. 分析:依照贪心原则.一个…

Codeforces Round #256 (Div. 2) C C. Painting Fence time limit per test 1 second memory limit per test 512 megabytes input standard input output standard output Bizon the Champion isn't just attentive, he also is very hardworking. Bizon the Champion d…

1.codeforces 349B    Color the Fence 2.链接:http://codeforces.com/problemset/problem/349/B 3.总结: 刷栅栏.1-9每个字母分别要ai升油漆,问最多可画多大的数字. 贪心,也有点考思维. #include<bits/stdc++.h> using namespace std; #define LL long long #define INF 0x3f3f3f3f int main() { ]; while(…

题目链接:Codeforces 484E Sign on Fence 题目大意:给定给一个序列,每一个位置有一个值,表示高度,如今有若干查询,每次查询l,r,w,表示在区间l,r中, 连续最长长度大于w的最大高度为多少. 解题思路:可持久化线段树维护区间合并,前端时间碰到一题可持久化字典树,就去查了一下相关论文,大概知道了是 什么东西. 将高度依照从大到小的顺序排序,然后每次插入一个位置,线段树维护最长连续区间,由于插入是依照从大到小的顺 序,所以每次的线段树中的连续最大长度都是满足高度大于等于…