Checking character

#include<stdio.h>
#include<conio.h>

void main()

{

clrscr();

char ch;

printf("Enter a character:");

scanf("%c",&ch);

if(ch>=65&&ch<=90)                                                         

printf("Entered character is an Uppercase character");

else if(ch>=97&&ch<=122)

printf("Entered character is a Lowercase character");

else if(ch>=48&&ch<=57)

printf("Entered character is a Number");

else
printf("Entered character is a Special Symbol");

getch();

}