<?xml version="1.0" encoding="UTF-8"?><rss xmlns:dc="http://purl.org/dc/elements/1.1/" xmlns:content="http://purl.org/rss/1.0/modules/content/" xmlns:atom="http://www.w3.org/2005/Atom" version="2.0"><channel><title><![CDATA[RSS Feed]]></title><description><![CDATA[RSS Feed]]></description><link>http://direct.ecency.com</link><image><url>http://direct.ecency.com/logo512.png</url><title>RSS Feed</title><link>http://direct.ecency.com</link></image><generator>RSS for Node</generator><lastBuildDate>Mon, 06 Apr 2026 10:52:51 GMT</lastBuildDate><atom:link href="http://direct.ecency.com/@quantumdeveloper/rss" rel="self" type="application/rss+xml"/><item><title><![CDATA[Math Contest #27 Results and Solution]]></title><description><![CDATA[Solution The problem of this contest was to proof an equivalence: I also just noticed that this inequation only holds for uneven, positive values of n(which is probably the reason why I had no entries]]></description><link>http://direct.ecency.com/puzzle/@quantumdeveloper/math-contest-27-results-and-solution</link><guid isPermaLink="true">http://direct.ecency.com/puzzle/@quantumdeveloper/math-contest-27-results-and-solution</guid><category><![CDATA[puzzle]]></category><dc:creator><![CDATA[quantumdeveloper]]></dc:creator><pubDate>Wed, 08 Jan 2020 18:41:21 GMT</pubDate><enclosure url="https://images.ecency.com/p/NTy4GV6ooFRkjTArCrebYc2WCCmX2KY4SfTbUDpHWg6ZYGGDQxkSJMEeDstbGRGui2ebEURsduenEkUUxQ1WAp1yvfxKEXKyyX4zMKofsf5yNW7Pd9n6zTpc6CpRwT9kgr9wTfq9tgpfHYz7DKGgQ1sUYSTA6e52k49nouuG?format=match&amp;mode=fit" length="0" type="false"/></item><item><title><![CDATA[Computation Contest #9 [2 SBI]]]></title><description><![CDATA[Here you can solve interesting problems using whatever programming language you like. Also you will earn SBI and sometimes STEM by doing so. Also you might learn new things by doing so. The tasks will]]></description><link>http://direct.ecency.com/programming/@quantumdeveloper/computation-contest-9-2-sbi</link><guid isPermaLink="true">http://direct.ecency.com/programming/@quantumdeveloper/computation-contest-9-2-sbi</guid><category><![CDATA[programming]]></category><dc:creator><![CDATA[quantumdeveloper]]></dc:creator><pubDate>Wed, 01 Jan 2020 19:35:27 GMT</pubDate></item><item><title><![CDATA[Computation Contest #8 Results and Solution]]></title><description><![CDATA[Solution The problem of this contest was to simply draw a fractal of your choice. I chose to draw this fractal as an example: This fractal was generated with the chaos game algorithm. The chaos game works]]></description><link>http://direct.ecency.com/programming/@quantumdeveloper/computation-contest-8-results-and-solution</link><guid isPermaLink="true">http://direct.ecency.com/programming/@quantumdeveloper/computation-contest-8-results-and-solution</guid><category><![CDATA[programming]]></category><dc:creator><![CDATA[quantumdeveloper]]></dc:creator><pubDate>Mon, 30 Dec 2019 23:30:57 GMT</pubDate><enclosure url="https://images.ecency.com/p/NTy4GV6ooFRkjTArCrebYc2WCCmX2KY4SfTbUDpHWg6ZYJGkq8E4SrzkN9Wb6bJ6edcAZLw2LnPmaggmW4rxafEMHM5c8ppCQiW5Xgm5ZA6VUbWgxnL39NqcHBLhkgZbdUSrH5QgJEy7SvTzcWSjWCWyQzUqmF3EG9YzbohY?format=match&amp;mode=fit" length="0" type="false"/></item><item><title><![CDATA[Math Contest #26 Alternative Solution]]></title><description><![CDATA[As requested by @lallo I present you how I would have solved this. This solution is a bit more complex and longer then the one presented in the Results Post, however it still kind of uses the same technique.]]></description><link>http://direct.ecency.com/puzzle/@quantumdeveloper/math-contest-26-alternative-solution</link><guid isPermaLink="true">http://direct.ecency.com/puzzle/@quantumdeveloper/math-contest-26-alternative-solution</guid><category><![CDATA[puzzle]]></category><dc:creator><![CDATA[quantumdeveloper]]></dc:creator><pubDate>Sat, 28 Dec 2019 18:13:39 GMT</pubDate><enclosure url="https://images.ecency.com/p/NTy4GV6ooFRkjTArCrebYc2WCCmX2KY4SfTbUDpHWg6ZYGYQuW2SeEwTCKijifKACTAHG1aJvKcqrSPKPdZo7yvWFMkVbNiVA5EjgZrsN3pFz14vEB9pC8rKzZZT8neVW2XYR9D5TUvdJDZhrvF2w3sTPibtz7qgKH6LMbd8?format=match&amp;mode=fit" length="0" type="false"/></item><item><title><![CDATA[Math Contest #27 [2 SBI]]]></title><description><![CDATA[Here you can keep your brain fit by solving math related problems and also earn SBI or sometimes other rewards by doing so. The problems usually contain a mathematical equation that in my opinion is fun]]></description><link>http://direct.ecency.com/puzzle/@quantumdeveloper/math-contest-27-2-sbi</link><guid isPermaLink="true">http://direct.ecency.com/puzzle/@quantumdeveloper/math-contest-27-2-sbi</guid><category><![CDATA[puzzle]]></category><dc:creator><![CDATA[quantumdeveloper]]></dc:creator><pubDate>Mon, 23 Dec 2019 23:07:51 GMT</pubDate><enclosure url="https://images.ecency.com/p/AmRc67RgYaWTCbCd1L4AQP82AFWYYzZC15DpSZWeSYgzVNWvageHQVdDfEgh7NU9yacQbqM91EN62YhSSDFWbKkEJegFSfYnQDzgt2Wdi4s1PuK2sjuLJtaHrwNigyHiRiRvhv9hKiiToSiQ4PaLMze6XfQ2xSQe?format=match&amp;mode=fit" length="0" type="false"/></item><item><title><![CDATA[Math Contest #26 Results and Solution]]></title><description><![CDATA[Solution The problem of this contest was to find the limit of a converging sum: The solution of this problem involved quite a few steps. Since the solution I came up with was longer and more complicated]]></description><link>http://direct.ecency.com/puzzle/@quantumdeveloper/math-contest-26-results-and-solution</link><guid isPermaLink="true">http://direct.ecency.com/puzzle/@quantumdeveloper/math-contest-26-results-and-solution</guid><category><![CDATA[puzzle]]></category><dc:creator><![CDATA[quantumdeveloper]]></dc:creator><pubDate>Sun, 22 Dec 2019 22:25:27 GMT</pubDate><enclosure url="https://images.ecency.com/p/AmRc67RgYaWTCbCd1L4AQP82AFWYYzZC15DpSZWeSYgzVNeJ2KnJ75bcjxWbSXwpVcwCQuhuV8YRfgcxxL6C2PYcsBXJEr9rqJeYtgY8gpsgnRbyWKLA7ezQAHfjP8ekcem9rHd3qBby14vNckXJ3DqZhuvX3D7C?format=match&amp;mode=fit" length="0" type="false"/></item><item><title><![CDATA[Computation Contest #8 [2 SBI]]]></title><description><![CDATA[Here you can solve interesting problems using whatever programming language you like. Also you will earn SBI and sometimes STEM by doing so. Also you might learn new things by doing so. The tasks will]]></description><link>http://direct.ecency.com/programming/@quantumdeveloper/computation-contest-8-2-sbi</link><guid isPermaLink="true">http://direct.ecency.com/programming/@quantumdeveloper/computation-contest-8-2-sbi</guid><category><![CDATA[programming]]></category><dc:creator><![CDATA[quantumdeveloper]]></dc:creator><pubDate>Mon, 16 Dec 2019 10:29:09 GMT</pubDate><enclosure url="https://images.ecency.com/p/AmRc67RgYaWTCbCd1L4AQP82AFWYYzZC15DpSZWeSYgzVPRwvVyxMHSqoRKLMXNUdkUssKBCp1rHg2GXEXC1bF3XhrgeuQqDbjwuAmqGF7xcuHBCbhXLEbwk5bpApicMyaaLfEEyjNtzQrbmqoitsPVmSVE7HKV8?format=match&amp;mode=fit" length="0" type="false"/></item><item><title><![CDATA[Computation Contest #7 Results and Solution]]></title><description><![CDATA[Solution The problem of this contest was to test two methods to approximate pi and measure how accurate they get compared to how many digits it gets right. I wrote a simple code which uses the following]]></description><link>http://direct.ecency.com/programming/@quantumdeveloper/computation-contest-7-results-and-solution</link><guid isPermaLink="true">http://direct.ecency.com/programming/@quantumdeveloper/computation-contest-7-results-and-solution</guid><category><![CDATA[programming]]></category><dc:creator><![CDATA[quantumdeveloper]]></dc:creator><pubDate>Sat, 14 Dec 2019 19:10:21 GMT</pubDate><enclosure url="https://images.ecency.com/p/5CEvyaAfMXebL91AS3xKMKx8rgfDyWtWi1kz29jEFzTkqoTnaRUwA8zVcycNbAV22Hnw1XPEXTi7yySf8?format=match&amp;mode=fit" length="0" type="false"/></item><item><title><![CDATA[Math Contest #26 [2 SBI]]]></title><description><![CDATA[Here you can keep your brain fit by solving math related problems and also earn SBI or sometimes other rewards by doing so. The problems usually contain a mathematical equation that in my opinion is fun]]></description><link>http://direct.ecency.com/puzzle/@quantumdeveloper/math-contest-26-2-sbi</link><guid isPermaLink="true">http://direct.ecency.com/puzzle/@quantumdeveloper/math-contest-26-2-sbi</guid><category><![CDATA[puzzle]]></category><dc:creator><![CDATA[quantumdeveloper]]></dc:creator><pubDate>Mon, 09 Dec 2019 12:17:48 GMT</pubDate><enclosure url="https://images.ecency.com/p/AmRc67RgYaWTCbCd1L4AQP82AFWYYzZC15DpSZWeSYgzVNeJ2KnJ75bcjxWbSXwpVcwCQuhuV8YRfgcxxL6C2PYcsBXJEr9rqJeYtgY8gpsgnRbyWKLA7ezQAHfjP8ekcem9rHd3qBby14vNckXJ3DqZhuvX3D7C?format=match&amp;mode=fit" length="0" type="false"/></item><item><title><![CDATA[Math Contest #25 Results and Solution]]></title><description><![CDATA[Solution The problem of this contest was to find a and x so that these vectors would be orthogonal: (a, 5a, 2a/x) and (3a, 4a, x) being orthogonal means that the scalar product gives 0: a*3a + 5a*4a +]]></description><link>http://direct.ecency.com/puzzle/@quantumdeveloper/math-contest-25-results-and-solution</link><guid isPermaLink="true">http://direct.ecency.com/puzzle/@quantumdeveloper/math-contest-25-results-and-solution</guid><category><![CDATA[puzzle]]></category><dc:creator><![CDATA[quantumdeveloper]]></dc:creator><pubDate>Sun, 08 Dec 2019 11:35:33 GMT</pubDate></item><item><title><![CDATA[Computation Contest #7 [2 SBI]]]></title><description><![CDATA[Here you can solve interesting problems using whatever programming language you like. Also you will earn SBI and sometimes STEM by doing so. Also you might learn new things by doing so. The tasks will]]></description><link>http://direct.ecency.com/programming/@quantumdeveloper/computation-contest-7-2-sbi</link><guid isPermaLink="true">http://direct.ecency.com/programming/@quantumdeveloper/computation-contest-7-2-sbi</guid><category><![CDATA[programming]]></category><dc:creator><![CDATA[quantumdeveloper]]></dc:creator><pubDate>Sun, 01 Dec 2019 22:02:03 GMT</pubDate></item><item><title><![CDATA[Math Contest #25 [2 SBI]]]></title><description><![CDATA[Here you can keep your brain fit by solving math related problems and also earn SBI or sometimes other rewards by doing so. The problems usually contain a mathematical equation that in my opinion is fun]]></description><link>http://direct.ecency.com/puzzle/@quantumdeveloper/3rq4d1-math-contest-24-2-sbi</link><guid isPermaLink="true">http://direct.ecency.com/puzzle/@quantumdeveloper/3rq4d1-math-contest-24-2-sbi</guid><category><![CDATA[puzzle]]></category><dc:creator><![CDATA[quantumdeveloper]]></dc:creator><pubDate>Sun, 01 Dec 2019 21:30:51 GMT</pubDate></item><item><title><![CDATA[Computation Contest #6 Results and Solution]]></title><description><![CDATA[Solution The problem of this contest was to find the smallest solution for a huge equation system containing modulos: x mod 9 = 4 x mod 10 = 5 x mod 11 = 6 x mod 12 = 7 x mod 13 = 8 : : : x mod 125 = 120]]></description><link>http://direct.ecency.com/programming/@quantumdeveloper/computation-contest-6-results-and-solution</link><guid isPermaLink="true">http://direct.ecency.com/programming/@quantumdeveloper/computation-contest-6-results-and-solution</guid><category><![CDATA[programming]]></category><dc:creator><![CDATA[quantumdeveloper]]></dc:creator><pubDate>Sun, 01 Dec 2019 20:43:12 GMT</pubDate></item><item><title><![CDATA[Math Contest #24 Results and Solution]]></title><description><![CDATA[Solution The problem of this contest was to find the limit of a converging sum: This may look unsolvable at first, but it really isn't that hard. You can get to the result with just a bit of restructuring(Due]]></description><link>http://direct.ecency.com/puzzle/@quantumdeveloper/math-contest-24-results-and-solution</link><guid isPermaLink="true">http://direct.ecency.com/puzzle/@quantumdeveloper/math-contest-24-results-and-solution</guid><category><![CDATA[puzzle]]></category><dc:creator><![CDATA[quantumdeveloper]]></dc:creator><pubDate>Thu, 28 Nov 2019 22:09:48 GMT</pubDate><enclosure url="https://images.ecency.com/p/NTy4GV6ooFRkjTArCrebYc2WCCmX2KY4SfTbUDpHWg6ZYFmfs7CbqRzLEnH23de4ntM6bNPQ4UAeicuJz92rNP5TEvpLq6vCLHx7v1pb7PRBv5AC3Sa1u2eBNn8Ep8HjpQmxzSyKs9ZiqKyf4u45WTmQzNgTacNn5mLxhmxr?format=match&amp;mode=fit" length="0" type="false"/></item><item><title><![CDATA[Computation Contest #6 [2 SBI]]]></title><description><![CDATA[Here you can solve interesting problems using whatever programming language you like. Also you will earn SBI and sometimes STEM by doing so. Also you might learn new things by doing so. The tasks will]]></description><link>http://direct.ecency.com/programming/@quantumdeveloper/computation-contest-6-2-sbi</link><guid isPermaLink="true">http://direct.ecency.com/programming/@quantumdeveloper/computation-contest-6-2-sbi</guid><category><![CDATA[programming]]></category><dc:creator><![CDATA[quantumdeveloper]]></dc:creator><pubDate>Sun, 24 Nov 2019 21:32:03 GMT</pubDate></item><item><title><![CDATA[Math Contest #24 [2 SBI]]]></title><description><![CDATA[Here you can keep your brain fit by solving math related problems and also earn SBI or sometimes other rewards by doing so. The problems usually contain a mathematical equation that in my opinion is fun]]></description><link>http://direct.ecency.com/puzzle/@quantumdeveloper/math-contest-24-2-sbi</link><guid isPermaLink="true">http://direct.ecency.com/puzzle/@quantumdeveloper/math-contest-24-2-sbi</guid><category><![CDATA[puzzle]]></category><dc:creator><![CDATA[quantumdeveloper]]></dc:creator><pubDate>Sat, 23 Nov 2019 21:23:18 GMT</pubDate><enclosure url="https://images.ecency.com/p/AmRc67RgYaWTCbCd1L4AQP82AFWYYzZC15DpSZWeSYgzVNHwMUqtStYikXZ81fBYEaHhCD9vidQhRRXSNUrGRf5fRsMSqPeerj6UZBxp2cEJQtHZdGbJbxJixzyFGHfaN4LWqjnpYB3A2qcubGConN7s61M9bfnE?format=match&amp;mode=fit" length="0" type="false"/></item><item><title><![CDATA[Computation Contest #5 Results and Solution]]></title><description><![CDATA[Solution The problem of this contest was to solve the exponential integral numerically using taylor series from 0.9 to 1.1: First of all I want to apologize for telling you to solve a problem with a method]]></description><link>http://direct.ecency.com/programming/@quantumdeveloper/computation-contest-5-results-and-solution</link><guid isPermaLink="true">http://direct.ecency.com/programming/@quantumdeveloper/computation-contest-5-results-and-solution</guid><category><![CDATA[programming]]></category><dc:creator><![CDATA[quantumdeveloper]]></dc:creator><pubDate>Fri, 22 Nov 2019 13:44:06 GMT</pubDate><enclosure url="https://images.ecency.com/p/C3TZR1g81UNaPs7vzNXHueW5ZM76DSHWEY7onmfLxcK2iP51ZErSqmWz9GX7ZEJwaK9p3Q9bK8aVVVVMGBHPEzRJh91MLmW1VCEXy8Ytf6TJgckUzvsSqSN?format=match&amp;mode=fit" length="0" type="false"/></item><item><title><![CDATA[Math Contest #23 Results and Solution]]></title><description><![CDATA[Solution The problem of this contest was to solve a polynomial: x⁴ + 8x³ + 24x² + 32x + 15 = 0 This might look pretty hard, but if you know what to look for you might notice a regularity there. First of]]></description><link>http://direct.ecency.com/puzzle/@quantumdeveloper/math-contest-23-results-and-solution</link><guid isPermaLink="true">http://direct.ecency.com/puzzle/@quantumdeveloper/math-contest-23-results-and-solution</guid><category><![CDATA[puzzle]]></category><dc:creator><![CDATA[quantumdeveloper]]></dc:creator><pubDate>Thu, 21 Nov 2019 21:28:03 GMT</pubDate></item><item><title><![CDATA[Computation Contest #5 [2 SBI]]]></title><description><![CDATA[Here you can solve interesting problems using whatever programming language you like. Also you will earn SBI and sometimes STEM by doing so. Also you might learn new things by doing so. The tasks will]]></description><link>http://direct.ecency.com/programming/@quantumdeveloper/2tmcao-computation-contest-4-2-sbi</link><guid isPermaLink="true">http://direct.ecency.com/programming/@quantumdeveloper/2tmcao-computation-contest-4-2-sbi</guid><category><![CDATA[programming]]></category><dc:creator><![CDATA[quantumdeveloper]]></dc:creator><pubDate>Sun, 17 Nov 2019 20:44:06 GMT</pubDate><enclosure url="https://images.ecency.com/p/AmRc67RgYaWTCbCd1L4AQP82AFWYYzZC15DpSZWeSYgzVNaym9r96KnYQrDud6C4ucmrfXh37yaN7uhcZbNjgJN75DMd1KQbeBMDfHfaZdn6sxqUiBmRNGKALKsyH1ax4LdLjo5y6z88JdRnuceEf9QBe4mhNrut?format=match&amp;mode=fit" length="0" type="false"/></item><item><title><![CDATA[Math Contest #23 [2 SBI]]]></title><description><![CDATA[Here you can keep your brain fit by solving math related problems and also earn SBI or sometimes other rewards by doing so. The problems usually contain a mathematical equation that in my opinion is fun]]></description><link>http://direct.ecency.com/puzzle/@quantumdeveloper/math-contest-23-2-sbi</link><guid isPermaLink="true">http://direct.ecency.com/puzzle/@quantumdeveloper/math-contest-23-2-sbi</guid><category><![CDATA[puzzle]]></category><dc:creator><![CDATA[quantumdeveloper]]></dc:creator><pubDate>Sat, 16 Nov 2019 22:28:48 GMT</pubDate></item></channel></rss>