CanBePalindrome.java

/**
 * Given a string, return whether the characters in the string can form a palindrome.
 *
 * Follow up, generate all possible combinations.
 */
public class CanBePalindrome {

    /**
     * use a hash table to store count
     * iterate the hash table to check whether no or only 1 character appeared odd times
     */
    public boolean canBePalindrome(String s) {
        return false;
    }

    public static void main(String[] args) {

    }
}