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Method to check if x is power of 2*/ static boolean isPowerOfTwo (int x) {      /* First x in the below expression is       for the case when x is 0 */       return x!=0 && ((x&(x-1)) == 0);     }.

Method to check if x is power of 2*/ static boolean isPowerOfTwo (int x) {      /* First x in the below expression is       for the case when x is 0 */       return x!=0 && ((x&(x-1)) == 0);     }.

Database System Concepts
Database System Concepts
7th Edition
ISBN:9780078022159
Author:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan
Publisher:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan
Chapter1: Introduction
Section: Chapter Questions
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Method to check if x is power of 2*/
static boolean isPowerOfTwo (int x)
{
     /* First x in the below expression is 
     for the case when x is 0 */
      return x!=0 && ((x&(x-1)) == 0);    
}.
 
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