how to find ncr without overflow

Posted by iamrohitbanga on Stack Overflow See other posts from Stack Overflow or by iamrohitbanga
Published on 2010-05-22T21:14:30Z Indexed on 2010/05/22 21:20 UTC
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java

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homework

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overflow

I need to find the value of ncr- the number of ways of selecting r objects out of n.

if i first find the numerator then the denominator. i get an exception.

i am using java.

how to do it for example for 44 C 42

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