package org.wcong.test.algorithm.cracking.array_and_string;

/**
 * give a string write a function to check if it is a permutation of a palindrome
 * a palindrome is a word phrase that has same forward and backward
 * a permutation  is a rearrangement of letters
 * the palindrome does not need to be limit to just dictionary word
 *
 * key only one odd word
 * 1. hash map count the appearance
 * 2. binary operate, all exclusive or find the left num,second time,exclusive or other the last result
 * @author wcong<wc19920415@gmail.com>
 * @since 17/04/2017
 */
public class PalindromePermutation {

	public static void main(String[] args){
		int b = ~1;
	}

}
