anagrams.java

import java.util.Arrays;
public class anagrams
{
    public static void main(String[]args) 
    {
        String str1="earth";
        String str2="heart";
        //Convert Strings to lowercase. Why? so thatwe don't have to checkseparately for lower & uppercase.
        str1=str1.toLowerCase();
        str2=str2.toLowerCase();// First check - if the lengths are the same
        if(str1.length() ==str2.length())  
        {
            // convert strings into char array
            char[]str1charArray=str1.toCharArray();
            char[]str2charArray=str2.toCharArray();
            // sort the char array
            Arrays.sort(str1charArray);
            Arrays.sort(str2charArray);
            // if the sorted char arrays are sameor identical then the strings areanagram
            boolean result=Arrays.equals(str1charArray,str2charArray);
            if(result) {
                System.out.println(str1+" and "+str2+" are anagrams of eachother.");
            }
            else
            {
                System.out.println(str1+" and "+str2+" are not anagrams ofeach other.");
            }
        }else
        {
            // case when lengths are not equal
            System.out.println(str1+" and "+str2+" are not anagrams of eachother.");
        }
    }
}