next Power Of 2 - Java java.lang

Java examples for java.lang:Math Calculation

Description

next Power Of 2

Demo Code


//package com.java2s;

public class Main {
    public static int nextPowerOf2(int n) {
        --n;//from   w w w  .  j a v  a 2 s.com
        n |= n >>> 1;
        n |= n >>> 2;
        n |= n >>> 4;
        n |= n >>> 8;
        return (n | n >>> 16) + 1;
    }
}

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