is Power Of 2 - Java java.lang

Java examples for java.lang:Math Calculation

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Description

is Power Of 2

Demo Code


//package com.java2s;

public class Main {
    public static boolean isPowerOf2(int n) {
        boolean isPowerOf2;
        if (n <= 0 || (n - 1 & n) != 0) {
            isPowerOf2 = false;/*from w  ww  .  ja  v a2s  .c o m*/
        } else {
            isPowerOf2 = true;
        }

        return isPowerOf2;
    }
}

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