Let x1, x2,..., xm be real numbers satisfying the following conditions: a) -xi ; b) x1 + x2 +...+ xm = b * for some integers a and b (a > 0). Determine the maximum value of xp1 + xp2 +...+ xpm for some even positive integer p. Input Each input li…
Maximum Time Limit:3000MS Memory Limit:0KB 64bit IO Format:%lld & %llu Submit Status Description Let x1, x2,..., xm be real numbers satisfying the following conditions: a) -xi ; b) x1 + x2 +...+ xm = b * for some integers a and b (a > 0)…
题面 这是2022年ICPC昆明站的F题.在赛场上,我一开始敲了个贪心,但是出锅了,改敲树形DP,但是时间来不及了.在队友的提醒下补过了这个题,知道解法的我发现我就是个纯纯的老坛-- 原题链接在牛客网:F-Find the Maximum_第46届ICPC亚洲区域赛(昆明)(正式赛),需要先登录之后才能访问.下面搬运一下原题面: A tree with nn vertices is a connected undirected graph with \(n\) vertices and \(n-…
Description Steph is extremely obsessed with "sequence problems" that are usually seen on magazines: Given the sequence 11, 23, 30, 35, what is the next number? Steph always finds them too easy for such a genius like himself until one day Klay c…