You've a singly linked list where every node in the list has a field "random" which points to other node in the same list. Write a function to clone this list (create a new copy of the same). Don't use extra space (just the pointer variables are fine).
How many gas stations are there in California?
post order traversal of a Binary Search Tree Follow up Create a BST from this post order traversed array and write test cases for this function
return Last 3rd consonant character in a string
How many lightbulbs would we have to sell to replace every incandescent bulb in every american home?
why do you want to join nokia?
How would you design a tire to be used on the moon?
remove all elements from linked list with "n" as their value
How to rotate an array by a particular amount, require best time and space complexity.
Find Common elements from two same sized Integer Arrays(Unsorted) in O(n) without sorting either of them.
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