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#define NULL 0
#ifndef PLAIN
#include <cm/cmmd.h>
#ifdef FUTURES
#include "future-cell.h"
#endif
#include "mem-ref.h"
#endif
typedef enum {black, white, grey} Color;
typedef enum {northwest, northeast, southwest, southeast} ChildType;
typedef enum {north, east, south, west} Direction;
typedef struct quad_struct {
Color color;
ChildType childtype;
struct quad_struct *nw ; // {50};
struct quad_struct *ne ; //{50};
struct quad_struct *sw ; // {50};
struct quad_struct *se ; //{50};
struct quad_struct *parent; // {50};
} *QuadTree;
QuadTree MakeTree(int size, int center_x, int center_y, int lo_proc,
int hi_proc, QuadTree parent, ChildType ct, int level);
#include <stdlib.h> //malloc
#include <stdio.h> // printf
extern void exit(int);
extern int __NumNodes;
#ifdef PLAIN
#include <time.h>
#define local
#define mymalloc malloc
#define CMMD_node_timer_clear(x) (void)0
#define TIMESTART(clk) {clk=(double)clock();}
#define TIMESTOP(clk) {clk=1000000.0 * ((double)clock()-(clk))/CLOCKS_PER_SEC;}
extern double wallclock;
#define timer_start(x) TIMESTART(wallclock)
#define timer_stop(x) TIMESTOP(wallclock)
#define timer_elapsed(x) (wallclock / 1000.0)
#define chatting printf
#define NOTEST() (void)0
#define RETEST() (void)0
#define mymalloc malloc
#endif
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