hiho week 27 register

Ended

Participants:637

比赛已经结束,可以在排名页面查看所有通过的代码,比赛题目可以在题库中继续尝试。

Information

Hiho! is a serial contests we developed to help programmers improve their skills following some architecture. After a serial of explaination about complex tree struct operation, we now move our topic to new data struct - Graph!

This week, we'll still talk about the problem of Minimum Spanning Tree! But same as SPFA, this algorithm is do some improvements about the sparse graphs, so just don't submit last week's code again~