C program to Check whether the given input is 'Digit ' 'Alphabet' or 'Special Character'

#include <stdio.h>

#include <stdlib.h>

int main()
{
    char ch,cont,val=1;

   printf("Enter the charecter: ");

   ch=getchar();

   if(((ch>='a')&&(ch<='z'))||((ch>='A')&&(ch<='Z')))

   {
   printf("\nEntered input is 'Alphabet'");
   
 }
   
   else 
  if((ch>='0')&&(ch<='9'))
   {
  printf("\nEntered input is Digit");
}
   
 else
   {
 printf("\nEntered input is Special Charecter \n");

}

  }