rn1
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| rn1(x,y) | |
|---|---|
 Probability mass function of rn1(10,5). | |
| Distribution | uniform |
| Mean | (x-1)/2+y |
| Standard deviation | sqrt((x^2-1)/12) |
rn1(x, y)[1] is a pseudo-random number macro used in NetHack when a result should be unweighted. It is equivalent to rn2(x) + y. The range of values is between y and y+x-1 inclusive (that is, y<=rn1(x,y)<x+y).
See also rn2.
References
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