package ar.com.countach; public class TestAutoboxing { public static void main(String[] args) { Integer i1 = 100; Integer i2 = 100; Integer j1 = new Integer(100); Integer j2 = new Integer(100); Integer k1 = 150; Integer k2 = 150; int l1 = 150; int l2 = 150; System.out.println(i1 == i2); System.out.println(j1 == j2); System.out.println(k1 == k2); System.out.println(l1 == l2); } }