| StdRandomDiscrete Method (Int32) |
Returns a random integer from the specified discrete distribution.
Namespace: Algs4Net
Assembly: Algs4Net (in Algs4Net.dll) Version: 1.0.0.0 (1.0.0.0)
SyntaxC#
public static int Discrete( int[] frequencies )
Parameters
- frequencies
- Type: SystemInt32
frequencies the frequency of occurrence of each integer
Return Value
Type: Int32a random integer from a discrete distribution: i with probability proportional to frequencies[i]
Exceptions| Exception | Condition |
|---|---|
| ArgumentNullException | if frequencies is null |
| ArgumentException | if all array entries are 0 |
| ArgumentException | if frequencies[i] is negative for any index i |
| ArgumentException | if sum of frequencies exceeds Integer.MAX_VALUE (231 - 1) |
See Also