/* package whatever; // don't place package name! */
 
import java.util.*;
import java.lang.*;
import java.io.*;
import java.util.timer;
 
/* Name of the class has to be "Main" only if the class is public. */
class Ideone extends demo
{
	public static void main (String[] args) throws java.lang.Exception
	{
 
	demo d = new demo();
	d.start();
	System.out.println("==>");
	}
}
class demo {
	public void start(){
		long time = System.nanoTime();
		System.out.println(time)
	}
	public void stop(){
		long time2 = System.nanoTime();
	}
 
}

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