/* from
n o w j a v a . c o m*/
import java.security.SecureRandom;
public class Main
{
public static void main(String[] args)
{
SecureRandom randomNumbers = new SecureRandom();
int[] frequency = new int[7]; // array of frequency counters
// roll die 6,000,000 times; use die value as frequency index
for (int roll = 1; roll <= 6000000; roll++)
++frequency[1 + randomNumbers.nextInt(6)];
System.out.printf("%s%10s%n", "Face", "Frequency");
/*
from 时 代 Java 公 众 号 - nowjava.com
*/
// output each array element's value
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