#include "header.h"
Vector CreateVector(int n)
{
	Vector x;
	x.n=n;
	x.fp = (float *) calloc(n,sizeof(float));
	return x;
}
int ReadVector(Vector *x)
{
	//FILE  *fin;
	int i,n;
        int flag=1;     // the defaut value of flag means we can read the vector from the input
	float tmp;
	Vector *y;
	//fin=fopen("x.vec","r");
    
	//fscanf(fin,"%d",&n);
        flag=scanf("%d",&n);
	if(flag!=1) return flag; // other values of flag mean either we can't read(finish reading) or read in wrong format 
        y=x;
	(*y).n=n;
	(*y).fp = (float *) calloc(n,sizeof(float));
	for(i=0;i<n;i++) 
	{
		//fscanf(fin,"%f",&tmp);
                scanf("%f",&tmp);
		(*y).fp[i]=tmp;
	}
	return 1;
}
void PrintVector(Vector x)
{
	int i;
	for(i=0;i<x.n;i++)
	{
		printf("%f\t",x.fp[i]);
	}
	printf("\n");
}
void DestroyVector(Vector *x)
{
    free((*x).fp);
}