P3663 [USACO17FEB]Why Did the Cow Cross the Road III S 题目描述 Why did the cow cross the road? Well, one reason is that Farmer John's farm simply has a lot of roads, making it impossible for his cows to travel around without crossing many of them. 为什么牛过马路? 其中一个简单的...
思路 这道题要我们求遥远的牛,其实就是把道路当成障碍,去统计每个连通块有多少头牛,不在一个连通块的牛都是遥远的,可以用乘法原理直接计算。 在找连通块时用bfs搜索,暴力统计连通块。存图时可以用三维数组存它能否走到相邻的格子,但我用的是二维数组进行二进制压缩,可以省空间,也好看一些。 具体还有一些细节和...
Why did the cow cross the road? Well, one reason is that Farmer John's farm simply has a lot of road s, making it impossible for his cows to travel around without crossing many of them. 为什么牛过马路? 其中一个简单的原因就是农民约翰的农场有很多道路,使得他的母牛不得不穿越许多道路。 F...
P3663 [USACO17FEB]Why Did the Cow Cross the Road III S 题目描述 Why did the cow cross the road? Well, one reason is that Farmer John's farm simply has a lot of roads, making it impossible for his cows to travel around without crossing many of them. 为什么牛过马路? 其中一个简单...
bzoj 4991 [Usaco2017 Feb]Why Did the Cow Cross the Road III,http://www.elijahqi.win/archives/3206DescriptionFarmerJohniscontinuingtopondertheissue、izesno...
#P3657. [USACO17FEB] Why Did the Cow Cross the Road II P 题目背景 本题与金组同名题目在题意上一致,唯一的差别是数据范围。 题目描述 Farmer John 饲养了NN种奶牛,编号从11到NN。一些品种的奶牛和其他奶牛间相处良好,事实证明,如果两个品种的奶牛编号分别为a,ba,b,当∣a−b∣≤4∣a−b∣≤4...
Disney Crossy Road - Why did the mouse, the princess, and the toy cowboy cross the road? It's Crossy Road with a couple of extra layers of Disney charm and polish, and it's as good as that sounds Harry Slater Harry used to be really good at Snake on the Nokia 5110. Apparently th...
The Robot Chicken crew lets you know if Santa Claus is a racist, Tiger Woods gets his own Space Jam type of movie and we find out what The Bratz girls did last summer. EP11Super Guitario Center Have you heard of the Boglins? The RC writers have. And they make a splash with a swam...
The Lady of the Lake gives Percival some trouble. The Robot Chicken crew shows what Dumbledore sees in the Mirror of Desire. Professor X reveals how the X-Men first discovered their powers. And Garfield gets buried in the pet cemetery. ...
Why Did the Cow Cross the Road III 题目描述 The layout of Farmer John's farm is quite peculiar, with a large circular road running around the perimete