problem_4

#include<stdio.h>
int main()
{
    char ch;
    scanf("%c", &ch);
        if((ch>='a' && ch<='z') || (ch>='A' && ch<='Z'))
            printf("Alphabet\n");
        else if(ch>='0' && ch<='9')
            printf("Digit\n");
        else
            printf("Special character\n");
    return 0;
}