record Range(int lo, int hi, Strign aasofdi, String aoifjasoifdj)
		implements
		Interface1,
		Interface2,
		Interfacee3 {
	public Range {
		this.lo = lo;
		this.hi = hi;
		if (lo > hi)
			throw new IllegalArgumentException(String.format("(%d,%d)", lo, hi));
	}
}