how to use large numbers in c++
Most of the times , problems doesn’t involve number with range greater than that of unsigned long long int . Sometimes it does but that too in the cases which doesn’t involve much use of that number as a whole quantity (For example finding the factorial of a number https://discuss.codechef.com/questions/7349/computing-factorials-of-a-huge-number-in-cc-a-tutorial ) .
If such a problem is given , you can use BigInteger in java .
If you only want to store them https://discuss.codechef.com/questions/7992/how-can-i-store-very-very-large-integers-accurately
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