bin(x)
{
	r = "";
	q = 0x8000000;
	while(q) {
		r[] = (x & q) ? '1' : '0';
		q = q >> 1;
	}
	return r;
}

test()
{
	x.a = 10 * ["ahoj"];
	x.b = x;
	x.c = x;
	return x;
}

test1()
{
	x = [10 * "ahoj"];
	x[] = 22;
	x[1] = x;
	x[1][1] = x;
	return x;
}