On the web: http://www.amazon.com
Employee growth: 17.4%
What started as Earth's biggest bookstore has rapidly become Earth's biggest anything store. Expansion has propelled Amazon.com in innumerable directions. Its main Web site offers millions of books, music, and movies (which still account for most of its sales), not to mention auto parts, toys, electronics, home furnishings, apparel, health and beauty aids, prescription drugs, and groceries. Also, shoppers can download books, games, MP3s, and films to their computers or handheld devices, including Amazon's own portable reader, the Kindle. Amazon also offers services and products, such as self-publishing, online advertising, a Web store platform, and a co-branded credit card. Amazon acquired Zappos.com in 2009.
Key numbers for fiscal year ending December, 2009:
One year growth: 27.9%
Net income: $902.0M
Income growth: 39.8%
Chairman, President, and CEO: Jeffrey P. (Jeff) Bezos
SVP and CFO: Thomas J. (Tom) Szkutak
Senior Manager Business Development: Scott Merlino
Saturday, April 24, 2010
You are given some denominations of coins in an array (int denom)and infinite supply of all of them. Given an amount (int amount), find the minimum number of coins required to get the exact amount. What is the method called?
Given an array all of whose elements are positive numbers, find the maximum sum of a subsequent elements with the constraint that no 2 numbers in the sequence should be adjacent in the array. So, 3 2 7 10 should return 13 (sum of 3 and 10) or 3 2 5 10 7 should return 15 (sum of 3, 5 and 7)
Given n red balls and m blue balls and some containers, how would you distribute those balls among the containers such that the probability of picking a red ball is maximized, assuming that the user randomly chooses a container and then randomly picks a ball from that.
You are given a dictionary of all valid words. You have the following 3 operations permitted on a word: delete a character, insert a character, replace a character. Now given two words - word1 and word2 - find the minimum number of steps required to convert word1 to word2. (one operation counts as 1 step.)