Check set bits

Check set bits

  August 25, 2017    

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Explanation:

operate &  with 1 , it will check whether the last bit is set or not.

Code:

import java.util.*;

import java.lang.*;

import java.io.*;

class hackerranksolutionc

 {

public static void main (String[] args)

{

Scanner ab=new Scanner(System.in);

int t=ab.nextInt();

while(t-->0)

{

   boolean flag=false;

   int n=ab.nextInt();

   while(n>1)

   {

       if((n&1)==0)

       {

           flag=true;

           break;

       }

       n=n>>1;

   }

   if(flag)

   System.out.println("NO");

   else

   System.out.println("YES");

}

}

}