0 If a set of objects such as books or wires are colour-coded, they are in different colours so that people can recognize them as being different or separate. --
1 if objects are colour-coded, they are different colours so that people can recognize that they are different or separate from each other: --
We can complete it step by step however long the road is and it can't be completed however short the road is if you don't even mark your footprint.
Vi kan slutföra det steg för steg hur lång vägen än är och den kan inte slutföras hur kort vägen än är om du inte ens markerar ditt fotavtryck.