20.3.1  Initializing the random number generator

The srand and RandSeed or randseed commands initialize (or re-initialize) the random numbers given by rand.

• srand takes one optional argument:

  Optionally, n, an integer.

• srand(n) initializes the random numbers.
• srand (no parentheses) initializes the random numbers using the system clock.

• RandSeed takes n, an integer.
• RandSeed(n) initializes the random numbers.