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

#define A 1
#define B 1
#define C 1// these value could be chosen as either 0 or 1.

typedef struct {int n; float *fp;}  vec;        
typedef struct {int n; int m; float *fp;}  mat; //"n" is # of rows, "m" # of columuns
typedef struct {int f;int df;int ddf;} con;       

vec createv(int n);
int readv(vec *x); 
void printv(vec x);
void freev(vec *x);//subfuctions

mat createm(int n,int m);
void printm(mat x);
void freem(mat *x);//subfunctions


int objfun(vec x,float *fp,vec *df,mat *ddf,con spec);

con conset(int a,int b,int c);