001package algs12; 002 003import stdlib.*; 004 005public class XFields { 006 public static int classVariable = 42; 007 008 public int objectVariable = classVariable++; 009 010 public void f(int localVariable1) { 011 int localVariable2 = StdRandom.uniform (100); 012 if (localVariable1 > 0) 013 f (localVariable1 - 1); 014 } 015 016 public static void main (String[] args) { 017 Trace.drawSteps (); 018 Trace.run (); 019 020 XFields a = new XFields (); 021 XFields b = new XFields (); 022 023 a.f(1); 024 b.f(1); 025 } 026 027}