Gift package

To make a beautiful gift package, we wrap a tape around it. How to put the tape ? The traditionnal method sets the tape perpendicular to the sides, requiring to "tie" the tape where it changes direction.

Put the tape without any change in direction, so that it goes on each side of the parcel, and it is tighten..
Solution

Find a path of the tape so that it goes at least twice an each side.

Details

 

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