import java.util.*;
class main
{
    public static void main(String[] args)
    {
        Scanner sc=new Scanner(System.in);
        String str1=sc.nextLine();
        String str2=sc.nextLine();
        // String s1=str1.replaceAll("\\s","");
        // String s2=str2.replaceAll("\\s","");
        if(s1.isEmpty()||!s1.matches("[a-z]+"))
            {
                System.out.println("Invalid input");
                return;
            }
        if(s2.isEmpty()||!s2.matches("[a-z]+"))
            {
                System.out.println("Invalid input");
                return;
            }
        if(s1.length()<1||s1.length()>100000||s2.length()<1||s2.length()>100000)            
            {
                System.out.println("Invalid input");
                return;
            }
        if(s1.length()!=s2.length())
            {
                System.out.println("Invalid input");
                return;
            }
        char[] arr1=s1.toCharArray();
        char[] arr2=s2.toCharArray();
        Arrays.sort(arr1);
        Arrays.sort(arr2);
        if(Arrays.equals(arr1,arr2))
            {
                System.out.println("Anagram");
                return;
            }
            else
            {
                System.out.println(" Not Anagram");
                return;
            }
}
}