PiGenorator.java

import java.lang.Integer;
import java.util.Random;

public class PiGenorator {

  public static void main(String[] args) {
    try {
        int seed = Integer.parseInt(args[0]);
        int trials = Integer.parseInt(args[1]);
        Random random = new Random(seed);

        int total = 0;

        for (int i = 0; i < trials; i++) {
          if (Math.sqrt(Math.pow(random.nextDouble(), 2.0) + Math.pow(random.nextDouble(), 2.0)) <= 1) total++;
        }

        double pi = ((double) total / (double) trials) * 4.0;

        System.out.println("Pi approximated to " + pi + "");

    } catch (Exception e) {
      System.out.println("args: seed, trials");
    }
  }

}