重构遇到个小问题,记录下: 错误信息: *************************** APPLICATION FAILED TO START *************************** Description: Field xxxService in com.alibaba.xxx required a single bean, but 2 were found: 解决方法: Action: Consider marking one of the beans as @Pri…
algoritm.in / algoritm.out Even though he isn't a student of computer science, Por Costel the pig has started to study Graph Theory. Today he's learning about Bellman-Ford, an algorithm that calculates the minimum cost path from a source node (for in…
[B007]Best Cow Line[难度B]———————————————————————————————————————————————— [Description 支持原版从我做起!!!] FJ is about to take his N (1 ≤ N ≤ 2,000) cows to the annual"Farmer of the Year" competition. In this contest every farmer arranges his cows in…