Achieve good marks in school or get a job both need some intelligence to be achieved, and all know that most of the intelligence, which is characterized by the human being is an acquired, not talent, for this you will learn in this new entry to the four sites will increase your abilities in intelligence with the exercise of certain things.
Site No. 1: From Here
A famous sites among programmers, which poses some difficult mathematical equations seriously, he held a number of partnerships with large companies such as Google and Microsoft, as you participate in competitions held weekly, monthly at the site.
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Site No. 2 : From Here
This site provides a range of solutions to mathematical problems which are discussed by users, in some cases, be available some false solutions, and here you are, you must provide your own solution will be discussed by the correction band.
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Site No. 3 : From Here
Special platform for programmers, where the site is available on a forum that includes more than 11 thousand subscribers and are asking some questions is a challenge.
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Site No. 4 : From Here
One of the sites, which requires extensive experience in mathematics, offering some competitions worth $ 200 but it is very difficult and you can not find a solution in Google, but must rely on mental skills.