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

int  zad5(char name[], int rows)
{
	FILE* jp;

	if ((jp = fopen(name, "r")) == NULL)
	{
		printf("cos poszlo nie tak");
		exit(1);
	}
	float* arr;
	arr = malloc(50 * sizeof(float));
	int i = 0;
	while (i < rows)
	{
		fscanf(jp, "%f", &arr[i]);
		++i;
	}

	for (int a = 0; a < (rows / 3); a++)
	{
		printf("\n");
		for (int b = (a * 3); b < ((a + 1) * 3); b++)
		{
			printf("%.2f\t", arr[b]);
		}
	}


	return arr;
	free(arr);
	fclose(jp);

}
int main()
{
	zad5("macierz2.txt", 12);






	return 0;
}