蒟蒻本蒻的博客

DescriptionIt’s Halloween! Farmer John is taking the cows to a costume party, but unfortunately he only has one costume. The costume fits precisely two cows with a length of S (1 ≤ S ≤ 1,000,000). FJ has N cows (2 ≤ N ≤ 20,000) conveniently numbered 1…N;

descriptionKevin Sun wants to move his precious collection of n cowbells from Naperthrill to Exeter, where there is actually grass instead of corn. Before moving, he must pack his cowbells into k boxes of a fixed size. In order to keep his collection safe

在一个有序的数组中查找某个数算法思路定义三个下标指针，right，mid，left。mid为left加right除以2，若mid对应的值等于目标值，则直接返回mid；若mid值大于目标值，则让right=mid-1；若mid值小于目标值，则让left=mid+1；直到mid值等于目标值，或left>right,退出循环。#include<iostream>#include<algorithm>using namespace std;int BinarySearch

描述我的生日要到了！根据习俗，我需要将一些派分给大家。我有N个不同口味、不同大小的派。有F个朋友会来参加我的派对，每个人会拿到一块派（必须一个派的一块，不能由几个派的小块拼成；可以是一整个派）。我的朋友们都特别小气，如果有人拿到更大的一块，就会开始抱怨。因此所有人拿到的派是同样大小的（但不需要是同样形状的），虽然这样有些派会被浪费，但总比搞砸整个派对好。当然，我也要给自己留一块，而这一块也要和其他人的同样大小。请问我们每个人拿到的派最大是多少？每个派都是一个高为1，半径不等的圆柱体。输入第一行包含

DescriptionFarmer John has built a new long barn, with N (2 <= N <= 100,000) stalls. The stalls are located along a straight line at positions x1,…,xN (0 <= xi <= 1,000,000,000).His C (2 <= C <= N) cows don’t like this barn layout and b