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Cow and Treats 题解
Cow and Treats 题解 题目大意 在一年成功的牛奶生产后，Farmer John 奖励他的奶牛们它们最喜欢的美味的草。 在田里有 \(n\) 个单位的排成一行的草，每个单位的草有甜味 \(s_i\)。Farmer John 有 \(m\) 头奶牛，每只都有最喜欢的甜味 \(f_i\) 和饥饿值 \(h_i\)。他想要在奶牛选取两个不【鸽巢原理】Halloween treats HDU - 1808
题目 链接：https://acm.hdu.edu.cn/showproblem.php?pid=1808 very year there is the same problem at Halloween: Each neighbour is only willing to give a certain total number of sweets on that day, no matter how many children call on him, so it may happen that a cHalloween treats 抽屉原理
传送门：https://vjudge.net/contest/374932#problem/B 题意 给你一个c和长为n的序列，要求在序列中选出一些元素使他们的和能整除c。 思路 题目保证c<=n,找到一些元素那么是不是可以找相邻的元素，因为c<=n的缘故我们可以用Find a multiple这题的思路，还是抽屉原理，然后就没有然cow and treats
https://codeforces.com/problemset/problem/1307/E consideration of orders is needless 不需要考虑牛吃草的顺序.首先，如果能确定合法的顺序，则不同种类的牛相互之间一定不会冲突，因为他们最后一定停靠在不同的格子里。 然后，只要两边的牛不相遇，那么每次优先先让能走得更远的牛进去Treats for the Cows POJ - 3186 dp 区间dp
//dp[i][j]表示第i次从左边取，第j次从右边取的价值，所以我们可以得到状态方程 //dp[i][j]=max(dp[i-1][j]+(i+j)*a[i],dp[i][j-1]+(i+j)*a[n-j+1]) (i > 0 && j > 0 ) //dp[i][0]=dp[i-1][0]+i*a[i],dp[0][i] dp[0][i-1]+i*a[n-i+1]; #include<cstdio> #include<cmath> #include&洛谷P2858 【[USACO06FEB]奶牛零食Treats for the Cows】
关于这道题，我有个很大的疑问。 我们可以记录头和尾再加一个卖了的零食数目，如果头超过尾就return 0。 如果遇到需要重复使用的数，（也就是不为零的d数组）就直接return d[tuo][wei]。 如果没有，就取卖头一个与最后一个的最大值，并记录下来。 代码也有注释，具体可以自己看。 #include<bits/sPOJ - 3186 Treats for the Cows（dp）
FJ has purchased N (1 <= N <= 2000) yummy treats for the cows who get money for giving vast amounts of milk. FJ sells one treat per day and wants to maximize the money he receives over a given period time. The treats are interesting for many reasons[USACO06FEB]奶牛零食Treats for the Cows
题目描述 FJ has purchased N (1 <= N <= 2000) yummy treats for the cows who get money for giving vast amounts of milk. FJ sells one treat per day and wants to maximize the money he receives over a given period time. The treats are interesting for many rP2858 [USACO06FEB]奶牛零食Treats for the Cows
题目描述 FJ has purchased N (1 <= N <= 2000) yummy treats for the cows who get money for giving vast amounts of milk. FJ sells one treat per day and wants to maximize the money he receives over a given period time. The treats are interesting for many reL322
As a nutritionist helping people shed pounds, I often recommend incorporating portion-controlled desserts and treats into your diet. My book "Strong, Slim, and 30!" even includes categories of "A," "B" and "C" snack