/* package whatever; // don't place package name! */
 
import java.util.*;
import java.lang.*;
import java.io.*;
 
	class X {
		double value;
 
		public void setValue(double v) {
			value = v;
		}
 
		public double getValue() {
			return value;
		}
	}
/* Name of the class has to be "Main" only if the class is public. */
class Ideone
{
	public static void bar(double sum) {
 
	}
 
	public static void foo(Double sum) {
		bar(sum);
	}
 
	public static void main (String[] args) throws java.lang.Exception
	{
		X x = new X();
 
		x.setValue(0.0);
 
		foo(x.getValue());
	}
}

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