Generate n random numbers whose sum is m and all numbers should be greater than zero

Question

I want to generate 9 non zero random numbers whose sum is 250. I have tried following code it gives me 9 random numbers but some numbers are zero.

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Answer 1

A call to Random.nextInt(n) will return an integer between 0 and n-1

try temp = r.nextInt(250 - sum) + 1; and see if that solves your issue.