// DiceReg.java
import java.util.Random;

public class DiceReg {
    public static void main(String[] args) {
        int[] diceReg = new int[6];  
        int n = 100;
        Random rnd = new Random();
        if (args.length > 0) {
            n = Integer.parseInt(args[0]);
        } 
        System.out.print("Rolling the dice " + n + " times");
        if (args.length > 1) {
            int seed = Integer.parseInt(args[1]);
            rnd.setSeed(seed);
            System.out.print(" with seed " + seed);
        } 
        System.out.println(".");
        for (int i = 0; i < n; i++) {
            int pips = rnd.nextInt(6);
            diceReg[pips]++; 
        }
        for (int i = 1; i <= 6; i++) {
            System.out.println("Number of " + i + "'s: " + 
                diceReg[i-1]); 
        }
    }
}