ascii_codes.h

#pragma once
#ifndef ASCII_CODES_H_
#define ASCII_CODES_H_

#define IS_LOWER_CASE(a) (a>= 97 && a <= 122)
#define IS_UPPER_CASE(a) (a>= 65 && a <= 90)
#define IS_A_LETTER(a)(IS_LOWER_CASE(a)||IS_UPPER_CASE(a))




#endif