A, B, C, D, E ...
1/1 1/2 2/3 3/4 2/5
5 B 1 E 3 C 4 D 2 A
How to make this?
Mark competitors (persons) Example: A ... E their come in first queue.
A can label/tag 1/1. B can label 1/2, consequently at this moment hierarchy B, A. Next C can label 2/3, consequently hierarchy B,C,A .
Then D can label 3/4, and hierarchy is B, C, D, A.
Finally can E label 2/5, which means, et finally hierarchy is B, E, C, D, A.
Using (linked list, queue, map?) Any ideas? How to solve this task?
My bad english!