C Program - Write a program to check whether given character is a digit or a character is lowercase or uppercase alphabet

Program

#include <stdio.h>

int main()

{

    char ch;

    printf("Enter any character: ");

    scanf("%c", &ch);

    if(ch >= 'A' && ch <= 'Z')

    {

        printf("'%c' is uppercase alphabet.", ch);

    }

    else if(ch >= 'a' && ch <= 'z')

    {

        printf("'%c' is lowercase alphabet.", ch);

    }

    else if(ch>=0 && ch<=9)

    {

        printf("'%c' is not an alphabet.", ch);

    }

}

Output:

Enter any character: T

'T' is uppercase alphabet.