/**
 * Macros used in Cryptogram Solver.
 *
 * Author: Ramkumar Natarajan (nrk@cs.purdue.edu);
 **/

#ifndef MACROS_H__
#define MACROS_H__

#define CHAR_TO_INDEX(x)        ((x) - 'a')
#define INDEX_TO_CHAR(x)        ((x) + 'a')

#endif