// Example 142 from page 117 of Java Precisely second edition (The MIT Press 2005)
// Author: Peter Sestoft (sestoft@itu.dk)

import java.io.*;

class Example142 {
  public static void main(String[] args) throws IOException {
    System.out.println("Writing to file dice.txt");
    PrintWriter pw = new PrintWriter(new FileWriter("dice.txt"));
    for (int i=1; i<=1000; i++) {
      int die = (int)(1 + 6 * Math.random());
      pw.print(die); pw.print(' '); 
      if (i % 20 == 0) pw.println();
    }
    pw.println();
    pw.close();                 // without this, the output file may be empty
  }
}