how to merge two linked lists without using temp node
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using a mac function toLower(char c) to write a toUpper(char c) function, without using any ascii code
given a linked list which has two types of pointers, a normal next pointer which points to next element in the list and random pointer which points to random element in the list. Question was to clone this linked list
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Medium- easy level coding question. Technical Testing/automation experience related questions
Write a method to reverse the order of words in a string. e.g.: "This is a string" -> "string a is This"
Normal coding pattern question with few validation
What is the angle between the minute and the hour hand at 2:10?
Given a bunch of N random points in space, how would you draw a line such that N/2 of them were to the left of the line and N/2 to the right of it. Complexity
Given an array of character you must delete all the characters that got repeated 3 or more times consecutively and add " " in the end of the array for every deleted character Example "aaabbbcddddd"->"c "11 spaces "xxaaavbbbc" ->"xxvc " "xavvvarrrt"->"xaat " The problem must be solved in: O(1) memory O(n) time And you can't overwrite a cell in the array more than once
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