/* 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 Main {
	static int staticVar = 0;
	int nonStaticVar = 0;
 
	public static void main (String[] args){
 
		//Create 4 instances
		Main m1 = new Main();
		Main m2 = new Main();
		Main m3 = new Main();
		Main m4 = new Main();
 
		//Modify static vars
		m1.staticVar += 1;
		m2.staticVar += 1;
 
		//Modify non-static vars
		m3.nonStaticVar += 1;
		m4.nonStaticVar += 1;
 
		System.out.println(m1.staticVar); //These print 2, since both calls incremented the same variable
		System.out.println(m2.staticVar);
 
		System.out.println(m3.nonStaticVar); //These print 1, since the two instances have separate variables
		System.out.println(m4.nonStaticVar);
	}
}

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