Determine whether the character value taken as input is a capital letter, small letter, digit or special symbol.
  #include <stdio.h>

int main(void)
{
char ch;

printf( "\nEnter a character : " );
scanf("%c", &ch);


if(ch >= 'A' && ch <= 'Z') /* Capital Letter */
{
printf( "\nCapital Letter" );
}
else if(ch >= 'a' && ch <= 'z') /* Small Letter */
{
printf( "\nSmall Letter" );
}
else if(ch >= '0' && ch <= '9') /* Digit */
{
printf( "\nDigit" );
}
else
{
printf( "\nSpecial Symbol" );
}


return 0;
}