/* 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 a = new Integer(1);
		Integer b = new Integer(1);
 
		System.out.println(a + b); // 2
		System.out.println(a < b); // false
		System.out.println(a <= b); // true
 
		System.out.println(a == b); // false はっ？
		System.out.println(a != b); // true はっ？
 
		System.out.println(a == a); //true あ，もしかして
		System.out.println(a != a); //false それっぽい
 
		System.out.println(a.intValue() == b.intValue()); // true こうして
		System.out.println(a.intValue() != b.intValue()); // false こうか
 
		System.out.println(a.compareTo(b)); // 0 →等価ってことらしい
 
	}
}

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