42. WAP to scan a character from the user, display whether it is a lower case or upper case.

 #include<stdio.h>

void main()

{

        char ch;

        printf("Enter a character :\n");

        scanf("%c",&ch);

        if(ch>='a' && ch<='z')

                printf("Lower Case\n");

        else if (ch>='A' && ch<='Z')

                printf("Upper Case\n");

        else if(ch>='0' && ch<='9')

                printf("Digit\n");

        else

                printf("Special Character\n");

}