// editor4
#include<stdio.h>
int main()
{
    char ch;
    
    scanf("%c",&ch);
    
    if (isalpha(ch) )
    {
        printf("Alphbet");
    }
    
    else if(isdigit(ch))
    {
    printf("Digit");
    }
     else 
     {
     printf("Special Character");
     }
     
    
    return 0;
}