#include "header.h"
int main(void)
{
	Vector x;
	Vector df;
	Matrix ddf;
	int flag;
	float ans=0;
	clock_t start, end;
	double runtime;
	Int3 counts;
 	counts=countset(1,1,1);
	//read the vector in from the file.
        while(ReadVector(&x)==1)
	{
	printf("the vector from input is:\n");
	PrintVector(x);
	df=CreateVector(x.n);
	ddf=CreateMatrix(x.n,x.n);
	// time begins
	start=clock();
    /////////////////////////////////////////
	//return the count of the running times
	// time begins
	flag=fB(x,&ans,&df,&ddf,counts);
	end=clock();
	runtime=(double)(end-start)/CLOCKS_PER_SEC;
	//print out: function value and the count and the runtime.
	printf("the value of the function is : %f\n",ans);
	printf("________________________________________\n");
	printf("the value of the df of the function is :\n");
	PrintVector(df);
	printf("________________________________________\n");
	printf("the value of the ddf of the function is :\n");
	PrintMatrix(ddf);
	printf("________________________________________\n");
	printf("the running time of this function is %f\n",runtime);
	DestroyVector(&x);
	DestroyVector(&df);
	DestroyMatrix(&ddf);
	}
	/////////////////////////////////////////

	return 0;
}