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Message: <blockquote data-quote="MihiCherub" data-source="post: 15902632" data-attributes="member: 238676">මේක හදපු කෙනෙක් ඉන්නවද? මට තාම තේරෙන්නෙ නෑ. Starting in the top left corner of a 2<img src="http://projecteuler.net/images/symbol_times.gif" alt="" class="fr-fic fr-dii fr-draggable " style="" />2 grid, and only being able to move to the right and down, there are exactly 6 routes to the bottom right corner. <img src="http://projecteuler.net/project/images/p_015.gif" alt="" class="fr-fic fr-dii fr-draggable " style="" /> How many such routes are there through a 20<img src="http://projecteuler.net/images/symbol_times.gif" alt="" class="fr-fic fr-dii fr-draggable " style="" />20 grid?</blockquote>

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