Open sx349 opened 10 months ago
https://pe-cn.github.io/857/
Problem 857 Beautiful GraphsA graph is made up of vertices and coloured edges. Between every two distinct vertices there must be exactly one of the following: A red directed edge one way, and a blue
https://pe-cn.github.io/857/
Problem 857 Beautiful GraphsA graph is made up of vertices and coloured edges. Between every two distinct vertices there must be exactly one of the following: A red directed edge one way, and a blue