#include <stdio.h>
#include <stdlib.h>

#define ALPHA 1
#define BETA
#define GAMMA 0


##</code><code>##

#include "types.h"

void main()
{
 int a, b, c;
 float d,e,f;

 #if (ALPHA)
  c = a+b;
 #endif

 #ifdef BETA
   f = e*d;
   #if (GAMMA)
     c = c + 10;
   #endif 
 #endif
}

##</code><code>##

void main()
{
 int a, b, c;
 float d,e,f;

 #if (ALPHA)
  c = a+b;
 #endif

 #ifdef BETA
   f = e*d;
 #endif
}