java code for Velocity Dollar Sign 2

import java.io.StringWriter;
import java.io.Writer;

import org.apache.velocity.Template;
import org.apache.velocity.VelocityContext;
import org.apache.velocity.app.Velocity;
import org.apache.velocity.tools.generic.RenderTool;

public class VMDemo {

public static void main(String[] args) throws Exception {
Velocity.init();
Template t = Velocity.getTemplate("./src/VMDemo.vm");

VelocityContext ctx = new VelocityContext();

Writer writer = new StringWriter();
t.merge(ctx, writer);

System.out.println(writer);
}
}
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#set ($a = 13)
#set ($b = 14)
#set ($e = 2)
#set ($c = $a + $e)
#set ($d = $b + $e)
Price List
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\$a = $$a $$c
\$b = $$b $$d

All prices in USD ($).