Write a function to determine the number of bits required to convert integer A to integer B.

CC150-5.5.java

package POJ;

public class Main{
 
	/**
	 * 
	 * 5.5 Write a function to determine the number of bits required to convert integer A to integer B.
	 * 
	 * 
	 */
	public int bitSwapRequired(int a, int b){
		int count=0;
		for(int c=a^b;c!=0;c>>=1){
			count+=c&1;
		}
		return count;
	}
}