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(C++) Random number

Code snippets about random numbers.

0. Get a random double from a normal distribution, GetRandomNormal

1. Get a random double from zero to one, GetRandomUniform

2. Get a random integer, std::rand

3. GetRandomNormal, get a random double from a normal distribution

4. GetRandomUniform, get a random double from zero to one

5. rand, get a random integer

6. random_shuffle, shuffle a std::vector to a random order

7. Randomize on timer, RandomizeTimer

8. RandomizeTimer, randomize on timer

9. Set seed using timer: see Randomize on timer

10. Shuffle a std::vector to a random order, std::random_shuffle

11. std::rand, get a random integer

12. std::random_shuffle, shuffle a std::vector to a random order

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