#include "stdafx.h"
#include <stdlib.h>
#include<stdio.h>
#include <math.h>

FILE *fd;

int main()
{
	double W1[10][10], W2[10][10], W3[10][10], M1[10], M2[10], M3;
	int n, m, k;

	if (!(fd = fopen("dane.txt", "r")))
	{
		printf("Blad wczytywania danych");
		exit(0);
	}
	fscanf(fd, "%d", &n);
	fscanf(fd, "%d", &m);
	fscanf(fd, "%d", &k);

	for (int i = 0; i < n; i++)
	{
		for (int j = 0; j < k; j++)
		{
			W3[i][j] = 0;
		}

	}
 //printf("Macierz 1\n");
	for (int i = 0; i < n; i++)
	{
		for (int j = 0; j < m; j++)
		{
			fscanf(fd, "%lf", &W1[i][j]);
			//printf("%lf ", W1[i][j]);
		}
		//printf("\n");
	}
	//printf("Macierz 2\n");
	for (int i = 0; i < m; i++)
	{
		for (int j = 0; j < k; j++)
		{
			fscanf(fd, "%lf", &W2[i][j]);
			//printf("%lf ", W2[i][j]);
		}
		//printf("\n");
	}
	//printf("Wektor 1\n");
	for (int j = 0; j < k; j++)
	{
		fscanf(fd, "%lf", &M1[j]);
		//printf("%lf ", M1[j]);
	}

	for (int i = 0; i < n; i++)
	{
		for (int j = 0; j < k; j++)
		{
			for (int l = 0; l < m; l++)
			{
				W3[i][j] = W3[i][j] + W1[i][l] * W2[l][j];
			}
		}


	}



	printf("\n");
	printf("zad1\n\n");
	for (int i = 0; i < n; i++)
	{
		for (int j = 0; j < k; j++)
		{

			printf("%lf   ", W3[i][j]);
		}
		printf("\n");
	}



	double min = INFINITY;
	double max = (-1)*INFINITY;
	int q, w, e, r;

	for (int i = 0; i < n; i++)
	{
		for (int j = 0; j < k;j++)
		{
			if (W3[i][j] > max)
			{
				max = W3[i][j];
				q = i; w = j;
			}
			if (W3[i][j] < min)
			{
				min = W3[i][j];
				e = i; r = j;
			}
		}
	}
	printf("Zad2 \n\n");
	printf(" Najmniejsza wartosc macierzy to %lf znajduje sie w na pozcji rownej n= %d k= %d  \n Natomiast najwieksza wartosc to %lf znajduje sie na pozycji n= %d k= %d \n\n", min, e, r, max, q, w);
	printf("Zad 3n\n");

	M3 = 0;
	for (int i = 0; i < k;i++)
	{
		M3 = M3 + W3[q][i] * M1[i];
	}
	printf("%lf\n", M3);
	printf("\nZad 4\n\n");
	for (int i = 0;i < k; i++)
	{
		M2[i] = 0;
	}
	for (int i = 0; i < n; i++)
	{
		for (int j = 0;j < k; j++)
		{
			M2[i] = M2[i] + W3[i][j] * M1[j];
		}
	}
	for (int i = 0;i < n;i++)
	{
		printf(" %lf \n ", M2[i]);
	}
	printf("\n");
}