Explained the Chinese Remainder Theorem. <br>
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For more background on the Chinese Remainder Theorem take a look at the
wikipedia page <a
 href="http://en.wikipedia.org/wiki/Chinese_remainder_theorem">here</a>.

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Also, take a look at <a
 href="http://www.youtube.com/watch?v=ru7mWZJlRQg">this youtube
explanation</a> which uses easily calculated numbers,