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