Abarth 595 Paint Shop ... exercise
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1. Look at the slides paintSop.pdf, model abarth595.*
2. Modify abarth595Regular.mzn to use the regular constraint
3. Compare abarth595.mzn with abarth595Regular.mzn
4. Modify abarth595* such that it "optimizes" the solution
   such that, as far as is possible, all BLANK entries are on the right

P