Implement a basic calculator (leetcode 227)
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Medium and hard questions, don't remember specifically
LeetCode - 210. Course Schedule I
Why Appian, describe Appian’s product, typical data structures questions.
1.given a int, print a String[] like : (int = 3, output : "***, * *, ***") 2. given a integer A (eg.555), and another int k (eg.1), find unique number in A of length k that is divisible by A. 3. Given a 2d int matrix, sort the integers by their occurrences in ascending order, if two integers have same occurrence, sort by their values in ascending order. Then put the sorted array to a 2d matrix from button-right index diagonally.
Behavioral Questions and Leetcode easy/medium questions
What’s the runtime of BFS in this context?
Given an array of numbers from 1 to 100, where one of them is replaced with a 0, find the missing number. Given two strings, figure out if string B can be made using the characters in string A Some other array/string questions. Pretty easy on the technical front. What would you care about if designing a vending machine? i.e. design, functionality, etc.
It was kind of a Linked List question but the node could have kind of an array of multiple values and you had to make sure it didn't exceed the max buffer size, and you had to insert a value based on where it'd be appropriate to insert it in the node.
Leetcode medium - given a compressed/encoded string, expand the string into its uncompressed/decoded form.
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