package algs11;
import stdlib.*;
/* ***********************************************************************
 *  Compilation:  javac RandomSeq.java
 *  Execution:    java RandomSeq N lo hi
 *
 *  Prints N numbers between lo and hi.
 *
 *  % java RandomSeq 5 100.0 200.0
 *  123.43
 *  153.13
 *  144.38
 *  155.18
 *  104.02
 *
 *************************************************************************/

public class RandomSeq {
  public static void main(String[] args) {
    args = new String[] { "5", "100.0", "200.0" };

    // command-line arguments
    int N = Integer.parseInt(args[0]);

    if (args.length == 1) {
      // generate and print N numbers between 0.0 and 1.0
      for (int i = 0; i < N; i++) {
        double x = StdRandom.uniform();
        StdOut.println(x);
      }
    }

    else if (args.length == 3) {
      double lo = Double.parseDouble(args[1]);
      double hi = Double.parseDouble(args[2]);

      // generate and print N numbers between lo and hi
      for (int i = 0; i < N; i++) {
        double x = StdRandom.uniform(lo, hi);
        StdOut.format("%.2f\n", x);
      }
    }

    else {
      throw new IllegalArgumentException("Invalid number of arguments");
    }
  }
}