P&C

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Source: — Problem Solving |

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by Java_85 » Mon Sep 09, 2013 4:23 pm
I guess it should be 516 .

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by rakeshd347 » Mon Sep 09, 2013 4:50 pm
sanjoy18 wrote:how many triangle can be formed??
i think it should be 544.
Whats the OA.