int main() {
	write(1, "farbfeld", 8);

	int w = 1280, h = 1024;
	for(int i = 3; i >= 0; --i)
		write(1, (char *)&w + i, 1);
	for(int i = 3; i >= 0; --i)
		write(1, (char *)&h + i, 1);

	char rgba[4], chan[2] = {0, 0};
	while(read(0, rgba, 4) > 0) {
		for(int i = 2; i >= 0; --i) {
			chan[0] = rgba[i];
			write(1, chan, 2);
		}
		rgba[0] = rgba[1] = ~0;
		write(1, rgba, 2);
	}
}