Great blog on how to install Ruby on macOS with rvm π
jeffreymorgan.io/articles/ruβ¦
I can't seem to wrap my head around this tree problem π΅βπ« sort of understood first provided solution in recursion, but then got lost in recursion with memoization and dynamic programming.
#leetcode problem
leetcode.com/problems/house-β¦
Trippy. π¬
So instead of creating a visited object/array, we can mutate the '1's to '0's. Problem can be solved with #dfs and #bfs, same time but better space complexity. ποΈ
#leetcode problem
leetcode.com/problems/numberβ¦
I messed up the initial solution thinking #javascript Set() would solve it, had to refactor to Map(). I still have to get used to .get(), .set(), .has() and .delete(). πππππ
#leetcode problem
leetcode.com/problems/fruit-β¦
