使用suggest的原因,最主要就是相比于search速度快,In general, we need the autosuggest feature to satisfy two main requirements: ■ It must be fast; there are few things that are more annoying than a clunky type- ahead solution that cannot keep up with users as they ty
题目描述 一共有n(n≤20000)个人(以1--n编号)向佳佳要照片,而佳佳只能把照片给其中的k个人.佳佳按照与他们的关系好坏的程度给每个人赋予了一个初始权值W[i].然后将初始权值从大到小进行排序,每人就有了一个序号D[i](取值同样是1--n).按照这个序号对10取模的值将这些人分为10类.也就是说定义每个人的类别序号C[i]的值为(D[i]-1) mod 10 +1,显然类别序号的取值为1--10.第i类的人将会额外得到E[i]的权值.你需要做的就是求出加上额外权值以后,最终的权值最大的
题目链接: E. Pashmak and Graph time limit per test 1 second memory limit per test 256 megabytes input standard input output standard output Pashmak's homework is a problem about graphs. Although he always tries to do his homework completely, he can't sol
E. Paths and Trees time limit per test:3 seconds memory limit per test:256 megabytes input:standard input output:standard output Little girl Susie accidentally found her elder brother's notebook. She has many things to do, more important than solving