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The solution was in C++

With 3 weights, you can identify the heaviest ball. For n balls, you can identify the heaviest ball after x times where x is the largest integer such that 2^x <= n

Waves!!

Ever taught about getting an MFE? Masters in Financial Engineering it basically preps you to be a Quant/Developer you will be able to walk into a financial/developer role for no less than 120k atleast in NYC/Chicago/Boston the course is pretty rigorous but well worth it especially if you like...

Here is a 45 minute question The Problem Arbitrage is the trading of one currency for another with the hopes of taking advantage of small differences in conversion rates among several currencies in order to achieve a profit. For example, if $1.00 in U.S. currency buys 0.7 British pounds...

Here are typical question we use to filter out retards, I work for a prop desk at an IBank as a developer not really Quant but I've seen similar questions used for many quant roles: Question: Given arbitrary integer, come up with a rule to judge if it is divisible by 9. Prove it...

You think I have the name WallStYouth for show? I've worked for the 3 top IB's on the street. Many IBankers make a lot of money in the upper 6 and 7 figures easy. I really dont see why you think i'm emblishing this?? I've seen many twenty something MD's at Goldman and Lehman pulling in upper 6...

After a few solid years at an bulge bracket IBank where do you think these guys end up? Most of the Funds today are ran by ex iBankers. Walking right into a Hedge fund or LBO shop is much harder than landing a gig at an iBank.

What other industry can a 27 year old make upper 6 to 7 figures?

Interesting story I wonder how large Buffet's return was on this investment.

I'm still a bit confused with this whole subprime mess are these companies just writing off SIV's, MBS, and CDO's because they still have no idea how to price these instruments or is it now because everyone is defaulting on the credit loans??? I mean if they just dont know how to value what...

1. Usually when large clients don't want their bid/ask to move the market. 2. Dark pools are useful in terms of transactional cost analysis (TCA). Buy side firms are getting the best execution by splitting the trade and using direct market access for some trades and algorithmically trading...

California hedge fund manager, his daughter and her friend were among four people on a small plane that went missing in Panama, the man's ex-wife said Tuesday. art.klein.ap.jpg Michael Klein, 37, and daughter Talia, 13, in an undated photo, were aboard a plane that went missing in Panama...

Goldman pays records bonuses every year and analysts wonder why they out perform all other bludge bracket investment banks.

Trying to find a list of foreign or US companies in the Uranium business like USEC "USU" who are traded on NYSE or NASD can anyone help? I have not found much luck seems like all the companies I'm interested in are traded on TSX.

The's PIT's are pretty much done. Go back to school part time even if its a community college. Your only other alternatives are working in a bucket shop for a prop firm and trading your own capital or day trading.

You can afford to colo at NYSE and are modeling data in Terabytes?? Why are you not running your own ticker plant???

Checkout STAC http://www.stacresearch.com If your seriously looking for solid benchmarks for various datafeed providers you might want to consider STAC a bunch of smart guys out of Reuters who recently started this company to do performance measurement testing specific combinations of...

Have you considered using DMA (Direct Market Access) and or sponsored access model through a a top tier broker like Lehman or Goldman? Their systems are hosted at an exchange and they can gurantee you sub millisecond execution speeds. This model is much cheaper than trying to build your own...

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