Random Numbers and Simulations
In a simulation, you repeatedly generate random numbers and use them to simulate an activity
Random number generator
import java.util.Random;
Random
generator = new Random();
int n = generator.nextInt(a); //
0 < = n < a
double x = generator.nextDouble(); //
0 <= x < 1
Throw die (random number between 1 and 6)
int d = 1 + generator.nextInt(6);