package Maths;

/** A utility to check if a given number is power of two or not. For example 8,16 etc. */
public class PowerOfTwoOrNot {

 public static void main(String[] args) {
 assert !checkIfPowerOfTwoOrNot(0);
 assert checkIfPowerOfTwoOrNot(1);
 assert checkIfPowerOfTwoOrNot(8);
 assert checkIfPowerOfTwoOrNot(16);
 assert checkIfPowerOfTwoOrNot(1024);
 }

 /**
 * Checks whether given number is power of two or not.
 *
 * @param number the number to check
 * @return {@code true} if given number is power of two, otherwise {@code false}
 */
 public static boolean checkIfPowerOfTwoOrNot(int number) {
 return number != 0 && ((number & (number - 1)) == 0);
 }
}