If I want to get the sum of a range [0-n], where n starts at 1 and increments up to n as the max number in the array, just memorize this equation. This is an O(1) solution, which is ideal. sum =…
#Warm Marmite cake# ## A true South African favourite## [Picture SFW](https://www.snowflake.co.za/recipes/warm-marmite-cake) * Preparation Time: 15 minutes * Cook Time: 40 minutes * …