#include<stdio.h>
#include<ctype.h>
void main()
{
    char a;
    scanf("%c",&a);
    if(isalpha(ch))
    {
        printf("Alphabet");
    }
    else if(isdigit(ch))
    {
        printf("Dight");
    }
    else
    {
        printf("Special Character");
    }
}