I must admit, its difficult

As somebody said from the past, would be easier if you collect each duck set, then when finish get to another set. But then. Just look! Theres + and -, and you probably alr know it. But still chaotic.

As somebody said from the past, would be easier if you collect each duck set, then when finish get to another set. But then. Just look! Theres + and -, and you probably alr know it. But still chaotic.