int main(int argc, char *argv[])
{
	FILE *fp_in;
	FILE *fp_out;

	// Zad.2
	if (argc != 4)
	{
		printf("nieprawidlowa liczba parametrow\n");
		exit(1);
	}

	char *input_file = argv[1];
	char *output_file = argv[2];
	char *mode = argv[3];

	// Zad.3
	if ((fp_in = fopen(input_file, "rb")) == NULL)
	{
		printf("Nie udalo sie otworzyc pliku wjesciowego\n");
		exit(1);
	};

	if ((fp_out = fopen(output_file, "wb")) == NULL)
	{
		printf("Nie udalo sie otworzyc pliku wyjsciowego\n");
		exit(1);
	};

	// Zad.4
	fseek(fp_in, 0, SEEK_END);
	int size_in = ftell(fp_in);
	fseek(fp_in, 0, 0);
	char *buffor = malloc((size_in)+1);
	fread(buffor, 1, size_in, fp_in);
	buffor[(size_in)] = 0;


	if (strcmp(mode, "-copy")==0)
	{
		copy(buffor, fp_out, size_in);
	}
	else
	{
		if (strcmp(mode,"-replace") == 0)
		{
			replace(buffor, fp_out, size_in);
		}
	}

	fclose(fp_in);
	fclose(fp_out);
	free(buffor);

	return 0;
}