Codechef Long Contest Problem

[nikita00]

problem link : https://www.codechef.com/JULY18B/problems/EQUILIBR

i didnt get from the editorial will someone please explain with examples.!

[ne555]

¿what part you don't understand?
¿how to find the "win" cases? ¿how to compute their probability? ¿how to express the result?

[nikita00]

@ne55 each and everything!

[ghostrideriit]

@nikita

Think for closed polygon