Generate a series of random numbers that add up to N in c#

Question

How do I generate 30 random numbers between 1-9, that all add up to 200 (or some arbitrary N), in C#?

I\'m trying to generate a string of digits that can add togethe

Answer 1

If statistical bias from true randomness is acceptable, you can add numbers up to N - [max random number], then select the last number as N - sum(selected so far).