Given a Binary Tree, compute the sum of all the branches in the tree. 1 branch is the path from the root to a leaf.

Branch Sums in a Binary Tree

Given an array (that can have nested arrays) - return the sum of all the numbers in the array. If nested array is encountered, recursively add the numbers in the nested array multiplied by the depth of the nested array.

Product Sum

Given a `Select All` checkbox - toggle the children's checkboxes in such a way that when the `select all` button is clicked, all the boxes are checked. Similarly, when the button is toggled, the checkboxes become unchecked.

Select All Checkboxes

A Typewriter Effect is something where a piece of text constructs itself with some milliseconds in delay. You will see the text getting generated from start to finish. In this problem, create a Typewriter Effect from scratch using native React and/or Javascript functions.


Directi

Branch Sums in a Binary Tree

Product Sum

Select All Checkboxes

Typewriter Effect

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Algochurn

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