/* C HACKS */

/* DEBUG */
#ifdef DEBUG
#define BUG(s) s
#else
#define BUG(s)
#endif

/* typedef'ng */
typedef struct {
} oS;
typedef unsigned char uchar;

/* Pointer Box */
// &i "address val"
// *a "at (address) a"
{
 int *iP = NULL;
 char *cP = NULL;
 void (*fviiP)(int,int) = NULL;
 oS *oSP = NULL;

 int i[2] = {1,2};
 *(i + 0) == i[0];
 int j[2][1] = {{1,2}};
 *(*(i + 0)+ 0) == i[0][0];
 char c = 'G';
 void f(int a,int b){}
 oS x;

 for(iP=i;p<&i[sizeof i];iP++);
 *iP == 2;
 *(--iP) == 1;
 cP = &c; //& of c
 fviiP = &f; //& of f
 oSP = &x; //& of x
}

/* How to lowercase a string? */
{
 char *p;
 for(;*p;p++)*p=tolower(*p);
}