Bike
ADRABR - Adrita and Her Bike Ride 题解
## 1.题目大意 [题目传送门](https://www.luogu.com.cn/problem/SP34012) ## 2.思路 因为每条道路长均为 $1km$,所以我们可以在建边时就加上走这条路的初始成本,即对于每条边的两端 $a,b$ 和通行费 $w$,我们直接 $add (a,b,w+1 ......
1018 Public Bike Management
题目: There is a public bike service in Hangzhou City which provides great convenience to the tourists from all over the world. One may rent a bike at a ......