There are 25 horses, and each runs at different constant speeds. If you want to find the 5 fastest horses, what is the minimum number of races needed, if each race can have five horses at most?
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Find if given text does have matching [ { ( opening and closing. So ({[]}) is valid and ({)} is invalid. They should open and close in proper order.
How would you sort the list of version numbers. For eg: You are given a list A as ["1.1","1.1.5","12.0","1.23","12.3"]. Now sort this ?
If you have 2 coins in your pocket (one is double-headed, and the other is a fair coin), you grab a random coin from your pocket and see that one face is a head. What is the probability that if you flip the coin, the other face is also a head (i.e. that you picked the double-headed coin)?
What is a JavaScript callback function?
Onsite interview 1: A paper test, questions including Java syntax, SQL, JavaScript, code review. Java syntax question is: given a method: int exchange(int a), we need: if a == 1 return 2, if a == 2 return 1. Give 4 methods to implement the method, "if" statement cannot be used. SQL question was about nested queries and aggregation. JavaScript question was to write a JavaScript function, when a radiobox is checked then alert sth. Code review question is an implementation of tree level traverse algorithm, lot of errors.
Given an input string and a dictionary of words, find out if the input string can be segmented into a space-separated sequence of dictionary words. You need to output the minimum number of words. For example, input: "aaaisaname" dict: ("a", "aaa", "is", "name") output: "aaa is a name" Wrong output: "a a a is a name"
First round is pattern based question like.. n=1 n=2 n=3 * * * *** *** *** * * * * ***** ***** * * * *******
A box is divided into 4 boxes which is further subdivided into 4 boxes and so on. What is the best Data structure suitable for this scenario?
Division without divide operator
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