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

int column_statistics(const int *ptr, int width, int height, int column_id, int *max, int *min, float *avg)
{ //tab[wiersze][kolumny]
  //dla kolumn:
	int j;
	*max = *(ptr + column_id);
	*min = *(ptr + column_id);
	for (j = 0; j < height; j++)
	{
		int current = *(ptr + column_id+width*j);
		*avg += current;
		if (*max < current)
		{
			*max = current;
		}
		if (*min > current)
		{
			*min = current;
		}
	}

	*avg /= height;
	printf("kolumna: %d srednia: %f, max: %d, min: %d\n", column_id, *avg, *max, *min);
	return 1;
}

int row_statistics(const int *ptr, int width, int height, int row_id, int *max, int *min, float *avg)
{
	int i;
	// init max and min to first element of each row
	*max = *(ptr + row_id * width);
	*min = *(ptr + row_id * width);

	for (i = 0; i<width; ++i)
	{
		int current = *(ptr + (row_id*width) + i);
		*avg += current;

		if(*max < current)
		{
			*max = current;
		}
		if(*min > current)
		{
			*min = current;
		}
	}
	*avg /= width;

	printf("rzad: %d srednia: %f, max: %d, min: %d\n", row_id, *avg, *max, *min);
	return 1;
}

int main() {
	printf("Podaj macierz:\n");
	int i = 5, j = 5;
	int tab[25] = { 0 };
	float avg = 0;
	int k; // iterator

	for (k = 0; k<i*j; ++k)
		scanf("%d", &tab[k]);

	int min = 0, max = 0;

	for (k = 0; k<5; ++k) //k jest id analizowanego rzedu
	{
		avg = 0.0f;
		row_statistics(tab, j, i, k, &max, &min, &avg);
	}

	for (k = 0; k<5; ++k) //k jest id analizowanej kolumny
	{
		avg = 0.0f;
		column_statistics(tab, j, i, k, &max, &min, &avg);
	}
	return 0;
}