List view
1. Implement the A* algorithm alternative. 2. Support more LINQ operations such as `ElementAt()`, `ElementAtOrDefault()`, `Skip()`, `SkipWhile()`, `Take()`, `TakeWhile()`. 3. Improve algorithm observation's default implementation usablilities.
Overdue by 6 year(s)•Due by April 26, 2019•1/7 issues closed