Category Archives: TopCoder

TopCoder SRM 280

Posted on 2 January, 2006 by Simeon

On Thursday afternoon I took part in my first SRM for a while. The first problem UniqueDigits had me stumped for quite some time. My initial solution look like this, but took too long, and then I couldn’t figure out … Continue reading →

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TopCoder – Single Round Match 263

Posted on 15 September, 2005 by Simeon

Today’s SRM was interesting. It was at 1pm so the time was fine, except I was finding it really hard to not be distracted by the goings on at work (the clock was off). The first problem was a simple … Continue reading →

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Fathers Day

Posted on 4 September, 2005 by Simeon

Well while I enjoyed my fathers day sleep-in this morning, I worked through why the example Sieve of Eratosthenes works. When for example the outer loop is at 4, you can start at 16 (4*4) due to the 2, 3 … Continue reading →

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TopCoder – Single Round Match 261

Posted on 1 September, 2005 by Simeon

Well yesterday I took 2 hours off work in the middle of the day to compete. The end result was a “why did I bother”. The first problem was a really simple prime number search problem. You had to search … Continue reading →

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TopCoder – Open Qualification Round

Posted on 18 August, 2005 by Simeon

Well I’m not going to get into the Elimination Rounds. I was assigned VideoEncode and GridGame. I spent ~30 minutes of my 60 solving a problem that was really just a bit of algebra. I solved it using binary search, … Continue reading →

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