/* 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 Ideone {
	private static class A {
		public int i;
		public A(int i) {
			this.i = i;
		}
	}
 
	public static void foo(A a) {
		a.i += 2;
		System.out.println("foo: " + a.i);
	}
 
	public static void main (String[] args) throws java.lang.Exception
	{
		int j = 10;
		System.out.println("main1: " + j);
		A a = new A(j);
		foo(a);
		j = a.i;
		System.out.println("main1: " + j);
	}
}

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