/* package whatever; // don't place package name! */
 
import java.util.*;
import java.lang.*;
import java.io.*;
 
/** 
* 	A: Bitwise operation 111&011=9, how? 
*	http://stackoverflow.com/a/41907896/2245329 
*/
class Ideone
{
	public static void main (String[] args) throws java.lang.Exception
	{
		System.out.println(
			Integer.toBinaryString(111));
		System.out.println(
			Integer.toBinaryString(011));
 
		System.out.println(
			111&011
			);
	}
}

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