我是先在CSDN上发布的这篇文章:https://blog.csdn.net/weixin_44385565/article/details/89155050 1126 Eulerian Path (欧拉图的判断) In graph theory, an Eulerian path is a path in a graph which visits every edge exactly once. Similarly, an Eulerian circuit is an Eulerian pat
POJ1637 Sightseeing tour Time Limit: 1000MS Memory Limit: 10000K Total Submissions: 7483 Accepted: 3115 Description The city executive board in Lund wants to construct a sightseeing tour by bus in Lund, so that tourists can see every corner of th
E{XE{Y|C}}=E{YE{X|C}} 现在有没有适合大学生用的搜题软件呢? https://www.zhihu.com/question/51935291/answer/514312093 Approach0 (https://approach0.xyz/search/) 专门用来搜索 Math StackExchange (支持数学公式). the if direction: https://math.stackexchange.com/questions/2494959/x-y-a