/* package whatever; // don't place package name! */
 
import java.util.*;
import java.lang.*;
import java.io.*;
 
/* Name of the class has to be "Main" only if the class is public. */
 
class A {
}
class B extends A {
 
}
 
class Ideone
{
	static int j =20;
	public static void main (String[] args) throws java.lang.Exception
	{
	int i =10;
	Ideone id = new Ideone();
	id.met(i);
	System.out.println(i);
	System.out.println(j);
	}
	public void met(int x){
		x = x*2;
		j = j*2;
	}
}

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