#include
void main()
{
char n;
clrscr();
printf("Enter the alphabet-:");
scanf("%c",&n);
if(n>=65&&n<=90)
{
printf("The alphabet is capital");
}
if(n>=97&&n<=122)
{
printf("The alphabet is small");
}
getch();
}
Output-: Enter the alphabet-:D
The alphabet is capital