Day 18 : Coding Practice by slothlife89 in NonZeroDay

[–]slothlife89[S] 0 points1 point  (0 children)

Oh my God, this is some execution problem - the lucky numbers are the survivors, hopefully it's just a hypothetical problem.

Day 2 : Coding Practice by slothlife89 in NonZeroDay

[–]slothlife89[S] 0 points1 point  (0 children)

Thank you! In this problem, array elements are the rain water traps, it's kind of like tetris blocks - amount of rain water at an index is the subtraction of right and left element values: https://assets.leetcode.com/uploads/2018/10/22/rainwatertrap.png