2547: Repairing a Road 时间限制: 1 Sec  内存限制: 128 MB 提交: 3  解决: 2 题目描述 You live in a small town with R bidirectional roads connecting C crossings and you want to go from crossing 1 to crossing C as soon as possible. You can visit other crossings before a…

Problem G Repairing a Road You live in a small town with R bidirectional roads connecting C crossings and you want to go from crossing 1 to crossing C as soon as possible. You can visit other crossings before arriving at crossing C, but it’s not mand…

You live in a small town with R bidirectional roads connecting C crossings and you want to go from crossing 1 to crossing C as soon as possible. You can visit other crossings before arriving at crossing C, but it's not mandatory. You have exactly one…

Description Berland has n cities, the capital is located in city s, and the historic home town of the President is in city t (s ≠ t). The cities are connected by one-way roads, the travel time for each of the road is a positive integer. Once a year t…

E. President and RoadsTime Limit: 20 Sec Memory Limit: 256 MB 题目连接 http://codeforces.com/contest/567/problem/E Description Berland has n cities, the capital is located in city s, and the historic home town of the President is in city t (s ≠ t). The c…

A. Lineland Mail time limit per test 3 seconds memory limit per test 256 megabytes input standard input output standard output All cities of Lineland are located on the Ox coordinate axis. Thus, each city is associated with its position xi — a coordi…

链接:https://www.nowcoder.com/acm/contest/116/H来源:牛客网 题目描述 Once there was a king called XOR, he had a lot of land. Because of his name, he likes to play XOR games. One day, he whimpered and wanted to establish N cities on that vast expanse of land, num…

链接:https://www.nowcoder.com/acm/contest/116/H来源:牛客网 题目描述 Once there was a king called XOR, he had a lot of land. Because of his name, he likes to play XOR games. One day, he whimpered and wanted to establish N cities on that vast expanse of land, num…

D. Road to Post Office time limit per test 1 second memory limit per test 256 megabytes input standard input output standard output Vasiliy has a car and he wants to get from home to the post office. The distance which he needs to pass equals to d ki…

http://poj.org/problem?id=3216 Repairing Company Time Limit: 1000MS   Memory Limit: 131072K Total Submissions: 6776   Accepted: 1822 Description Lily runs a repairing company that services the Q blocks in the city. One day the company receives M repa…