Java tutorial
import java.io.FileWriter; import java.io.PrintWriter; public class PrintWriterDemo { public static void main() throws Exception { 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 } }