/*-
 Author: Brian Tiffin
 Dedicated to the public domain

 Date started: November, 2016
 Modified: 2016-12-14/11:54-0500

 Tectonics:
     javac tightloopjava.java
     java -cp . tightloopjava
+*/
/* Sum of values from 0 to 16777216 */
public class tightloopjava {
    public static void main(String[] args) {
        long total = 0;

        for (int n = 0; n <= Math.pow(2, 24); n++) {
            total += n;
        }
        System.out.println(total);
    }

}