001package algs11;
002import stdlib.*;
003public class XDrawArray {
004        public static void main (String[] args) {
005                int N = 50;
006                double[] a = new double[N];
007                for (int i = 0; i < N; i++)
008                        a[i] = StdRandom.random ();
009                for (int i = 0; i < N; i++) {
010                        double x = 1.0 * i / N;
011                        double y = a[i] / 2.0;
012                        double rw = 0.25 / N;
013                        double rh = a[i] / 2.0;
014                        StdDraw.filledRectangle (x, y, rw, rh);
015                }
016        }
017}