/* 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
{
	public static void main (String[] args) throws java.lang.Exception
	{
		Integer i = 123;
		Integer z = 123;
 
		System.out.println("i: "+i);
		System.out.println("z: "+z);
		System.out.println("== : "+(i == z));
		System.out.println("equals: "+i.equals(z));
	}
}

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