Quickly estimate 2^64 without using a pen/papar.
Developer Support Engineer Interview Questions
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take input from user...3,5,7 etc and draw a pattern if input is 3 then *** *** * * *** * * * if input is 5 then ***** ***** * * * * * * ***** * * * * *
A company uses a format to exchange messages with us. You need to validate the input. The character encoding ASCII. Valid characters are between 0x20 (space) and 0x7E (~). write validate function to generate valid output or the error message.
Write a c functions that takes two bit indices and an int, and reverses the bits in the int between the two indices.
Given a dictionary, print the key for nth highest value present in the dict. If there are more than 1 record present for nth highest value then sort the key and print the first one (alphabetically). N can be higher than the number of elements in the dictionary.
Find from alist of numbers where each number is repeating even number of times except one. Find that number ?
Reverse a string
Given a formula (string) and a dict, replace each key that appears in the formula with its value. "CONCATENATE("#first_name#", " - ", 30)" { 'first_name': "Moshe", 'age': 20, 'status': "Done"} Result: "CONCATENATE("Moshe", " - ", 30)"
Ants are at the corners of an equilateral triangle labelled 1, 2, and 3, each ant starts moving towards the next one (1 towards 2, 2 towards 3, 3 towards 1) at the same constant speed. How long until they meet ?
Provide a set of positive integers (an array of integers). Each integer represent number of nights user request on Airbnb.com. If you are a host, you need to design and implement an algorithm to find out the maximum number a nights you can accommodate. The constrain is that you have to reserve at least one day between each request, so that you have time to clean the room. Example: 1) Input: [1, 2, 3] ===> output: 4, because you will pick 1 and 3 2) input: [5, 1, 2, 6] ===> output: 11, because you will pick 5 and 6 3) input: [5, 1, 2, 6, 20, 2] ===> output: 27, because you will pick 5, 2, 20
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