HackerRank: Even Tree - C# solutions to study (III)

April 23, 2016

  Problem statement:

https://www.hackerrank.com/challenges/even-tree

C# solutions to study:

https://www.hackerrank.com/challenges/even-tree/leaderboard/filter/language=csharp

1. 

https://gist.github.com/jianminchen/1858f0b4994efc65c99701290fb951ec

2. written by an engineer in Microsoft
https://gist.github.com/jianminchen/5c6b6cb4de9c4a2faf6237b7ac331a41

3.
https://gist.github.com/jianminchen/3722227eb8c3df4085c10e34779763bf

4. By an engineer in Amazon

https://gist.github.com/jianminchen/8359a5d4f2567db387c0dd80a0f70513

Julia, practice the above 4 solutions. Write it by yourself one by one, and count the time. Work on speed.