#include "stdafx.h"

#define N 6

void gen_vec(int A[], int B[], int dim){
	int valor1, valor2;
	for (int i = 0; i<dim; i++){
		A[i] = 2 * (rand() % 2) - 1;
		B[i] = 2 * (rand() % 2) - 1;
	}
}
int producto_punto(int a[], int b[],
	int dim){
	int suma = 0;
	for (int i = 0; i<dim; i++)
		suma += a[i] * b[i];
	return suma;
}

int main()
{
	int A[2 * N], B[2 * N], sum = 0;
	do{
		gen_vec(A, B, 2 * N);
		sum = producto_punto(A, B, 2 * N);
		printf("Vector A[]\n");
		for (int i = 0; i<2 * N; i++)
			printf("%d  ", A[i]);
		printf("\nVector B[]\n");
		for (int i = 0; i<2 * N; i++)
			printf("%d  ", B[i]);
		printf("\nProducto punto entre ambos vectores: %d\n", sum);
	} while (sum != 0);
	return 0;
}