Given a list of words, group the words that contain the same letters (like dog and god and NOT good). How wold you serialize a general binary tree of characters into a string? Write the serializing side the take in the root node of a general tree. Write the deserializing side to take in a string return a root node of the general tree.
Explain this: var Bob = { name: "Bob", name_fn: function(){ return this.name; } } console.log(Bob.name_fn()) //"Bob" var fn = Bob.name_fn console.log(fn()) //undefined
simple leetcode medium questions based on trees, sliding window and one design question. Be careful since they do not understand basic algorithm terms and data structures since they were all contractors before.
How to implement a class without instance..?
Find the kth largest element collectively from 2 sorted integer arrays.
Given an array of numbers. Find out the number with odd frequency of occurrence.
Why are manhole covers round.
All questions were pretty straight forward... you better know C++ or any similar language though ;)
Q1. Singly linked list, know header node, but do not know how many nodes in a list. find out 2nd last node
Check if array of int contain two number that sum equal to target number
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