Take Red Box, Yellow Box and Green Box to "Combiner", one for each item. We can set the output to Black Box, White Box, Blue Box, Black Box, White Box, Blue Box. Black box, white box, blue box?
Now take the red box, yellow box, and green box to "Combiner", one for each item.
The output is black box, white box, blue box, black box, black box, black box and white box.
what should i do?