#ifndef _MYPOINT_H_
#define _MYPOINT_H_

typedef struct MyPoint* myPt_t;

struct MyPoint {
  // data
  int x;
  int y;
  // code
  int (*getX)(myPt_t);
  void (*setX)(myPt_t,int);
  int (*getY)(myPt_t);
  void (*setY)(myPt_t,int);
  double (*distance_to_origin1)(myPt_t);
  double (*distance_to_origin2)(myPt_t);
};

myPt_t new_myPt(int, int);

#endif