SP6720 PFOLD - Paper Fold

**Sedrak likes making various things from paper (and he's very good at that). But after he finishes the job, his table is covered with a lot of useless creased, scrappy paper. Can he use them somehow?** Imagine a thin strip of paper marked with creases at regular intervals, which we can think of as a line segment divided into equal-length subsegments. Each crease point is marked with as _mountain, valley,_ or _flat_ to specify the orientation of the crease (⋀,⋁,-). For example the input might look as follows: 

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