A train leaves San Antonio for Huston at 60mph. Another train leaves Huston for San Antonio at 80mph. Huston and San Antonio are 300 miles apart. If a bird leaves San Antonio at 100mph, and turnes around and flies back once it reaches the Huston train, and continues to fly between the two, how far will it have flown when they collide.
Given the alphabet encoded as numbers (e.g., a=1, b=2, ..., z=26), and a sequence of numbers (e.g., "23413259802"), how many strings can be generated.
You have all of the prices for a given stock for the next year. You can buy once and sell once in that year. How do you determine when to buy and sell to maximize your profit?
Most of them were expected. Almost all are problem solving questions. 1. Given a BST with following property find the LCA of two given nodes. Property : All children has information about their parents but the parents do not have information about their children nodes. Constraint - no additional space can be used
Write an algorithm to determine if 2 linked lists intersect
Why do you want to work at The Home Depot?
Trees are placed in a straight line at index positions starting from 1. We are to place monkeys on the trees such that each pair of monkeys are at maximum distance. If we're given the no. of trees and the no. of monkeys, write a function returning the maximum distance between two adjacently placed monkeys.
How would you determine if someone has won a game of tic-tac-toe on a board of any size?
FInd the maximum sum of a sub-sequence from an positive integer array where any two numbers of sub-sequence are not adjacent to each other in the original sequence. E.g 1 2 3 4 5 6 --> 2 4 6
Phone interview 1 : a) Simulate a Queue with stacks ? b)Find repeated occurrence of character in a string ? Phone interview 2 : a) Given a 2D matrix of numbers find the position of number . Constraints of matrix number always in increasing order left to right and top to bottom . b)When should version control be used . And a tricky discreet math problem ?
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