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In C++ ratings.txt: cynthia,4 3 1 0 3 0 5 1 5 2 2 2 1 4 4 2 0 1 1 2 3 2

In C++

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ratings.txt:

cynthia,4 3 1 0 3 0 5 1 5 2 2 2 1 4 4 2 0 1 1 2 3 2 1 1 3 4 1 2 1 3 0 0 3 1 1 3 2 3 1 2 3 4 5 5 0 1 3 2 2 4 diane,3 1 1 0 2 2 3 1 0 1 4 3 1 2 1 1 5 2 4 0 3 2 1 5 4 5 0 2 3 3 5 2 2 1 4 5 2 4 5 2 3 3 5 5 4 1 3 4 2 3 joan,3 1 2 0 2 2 4 3 0 2 2 4 5 2 2 1 4 1 1 3 2 1 3 1 4 1 3 1 5 1 3 5 5 1 3 2 2 5 2 2 0 4 5 0 4 1 2 3 4 2 barbara,4 5 2 0 0 0 0 2 2 1 1 3 3 5 3 3 0 1 1 4 1 2 1 0 2 4 0 1 2 3 3 2 0 3 3 1 4 0 4 5 1 5 5 0 5 1 1 5 5 2 doris,5 3 3 1 0 4 1 1 3 3 4 5 3 3 1 0 0 2 5 5 1 1 0 2 4 3 3 2 2 0 1 4 2 1 0 0 5 1 5 5 2 4 5 0 2 0 3 5 3 0 margaret,2 5 3 1 2 4 0 1 4 5 1 2 5 1 2 0 5 2 1 5 1 1 2 2 2 5 2 4 5 1 5 5 2 1 0 1 2 0 3 0 2 5 3 4 2 2 4 4 5 0 jerry,0 0 3 0 0 1 3 1 3 4 4 5 2 2 1 0 4 1 0 4 4 3 1 5 2 3 0 2 4 5 5 2 4 1 3 4 2 4 2 5 5 5 4 4 4 1 4 4 2 2 stephen,2 2 4 2 2 1 4 1 1 2 1 3 5 4 1 2 4 1 3 4 3 4 3 2 1 4 2 3 0 0 5 4 4 1 1 2 4 1 3 0 5 4 4 0 1 0 5 1 1 5 brittany,2 2 2 0 0 2 2 1 1 1 2 3 3 4 3 0 4 0 1 2 2 1 1 5 5 4 5 2 0 5 3 3 3 1 1 4 0 1 2 2 2 2 0 4 5 1 0 2 3 0 jane,3 1 3 0 1 0 2 1 3 1 3 4 5 1 0 2 4 0 2 0 2 2 0 1 4 0 3 3 0 3 1 5 5 1 3 1 5 4 3 3 5 2 0 0 1 2 1 3 1 5 laura,4 1 2 1 1 3 2 1 4 5 4 5 2 3 3 4 5 2 3 4 1 3 0 3 4 3 1 0 1 2 2 3 5 1 1 2 5 5 1 0 1 5 2 4 2 3 0 1 3 5 janet,5 4 2 3 0 0 4 2 2 2 1 0 5 0 0 1 5 2 2 0 2 3 3 1 2 4 0 1 1 0 3 1 2 2 2 2 4 2 4 4 5 2 3 0 3 0 1 3 3 3 charles,4 0 0 2 2 0 2 1 1 4 3 5 2 2 0 2 4 2 1 4 1 3 3 2 2 3 2 4 0 4 3 2 2 2 2 3 2 5 4 3 2 3 4 4 4 3 1 5 2 2 jean,5 1 1 1 1 0 3 0 2 1 2 1 4 1 1 1 0 2 2 0 2 2 1 3 5 2 0 2 2 0 3 4 1 1 0 2 5 5 3 3 4 5 5 0 4 0 5 5 5 2 frank,3 0 4 1 1 2 5 2 4 2 0 3 3 3 2 2 0 2 5 1 0 2 1 2 2 5 1 0 3 2 3 0 4 1 4 1 5 1 3 4 2 0 2 4 3 0 2 3 2 2 jennifer,4 4 1 5 0 1 3 2 3 3 1 0 5 4 1 3 0 1 1 4 3 0 3 3 2 4 1 4 5 2 5 2 3 0 1 0 3 2 4 4 4 1 4 5 3 1 4 3 0 4 keith,2 2 0 1 2 1 4 2 3 4 0 5 3 0 1 2 5 1 0 0 3 0 1 2 5 3 1 3 3 2 3 4 2 0 2 1 4 0 3 4 4 4 5 4 2 1 2 1 4 3 sandra,1 4 3 2 1 2 5 2 2 2 0 4 4 4 5 2 4 2 1 5 2 0 1 3 5 3 0 5 1 0 2 2 5 2 2 3 3 2 4 3 0 4 3 0 4 2 1 3 3 4 rebecca,4 2 2 1 0 2 5 1 4 2 0 4 2 1 1 3 0 3 2 4 1 0 1 5 3 2 2 1 2 2 2 3 3 2 0 1 2 3 5 2 3 0 1 5 2 3 4 5 1 1 benjamin,4 5 3 0 5 1 3 4 1 2 0 5 2 3 0 0 5 3 0 4 1 3 3 4 1 3 1 0 3 0 4 1 4 1 1 1 4 2 3 0 5 1 5 0 2 0 3 2 1 2 jacqueline,3 4 0 1 2 1 2 0 2 2 2 0 3 3 3 1 4 0 1 0 2 2 3 5 3 3 1 4 2 3 3 4 3 3 4 3 2 4 2 3 1 4 4 5 4 2 2 3 3 4 arthur,5 4 5 3 3 1 5 2 2 1 1 1 4 4 3 1 4 2 1 5 1 1 2 2 2 2 3 1 4 2 4 1 2 5 1 1 1 5 4 2 2 3 2 5 2 1 3 5 4 2 mary,2 3 1 0 4 1 3 3 1 1 4 2 1 3 0 1 0 0 1 2 4 2 3 2 4 3 1 2 0 1 2 1 5 0 1 2 0 5 4 5 5 5 3 5 0 1 3 3 0 1 timothy,2 1 2 2 1 4 4 0 3 0 1 5 2 2 2 0 4 1 3 4 1 2 1 0 3 4 2 3 3 5 4 0 0 2 2 1 4 3 2 3 0 4 4 4 4 1 2 5 1 2 katherine,5 3 0 1 2 1 2 3 1 2 3 1 0 2 0 2 5 1 2 0 1 2 2 4 5 5 1 4 2 2 1 3 5 2 0 3 4 5 1 4 5 2 4 0 1 1 4 2 4 3 christian,5 1 3 0 1 2 2 5 3 3 0 5 2 3 1 2 0 5 1 2 1 1 4 4 4 3 3 3 4 2 1 5 5 1 1 2 2 5 0 4 5 2 4 0 3 5 1 4 5 3 kimberly,5 4 3 0 4 0 5 2 0 4 1 3 5 3 2 1 4 3 2 4 1 1 2 0 4 5 1 5 2 4 0 1 5 4 0 1 3 1 3 2 0 4 3 0 1 3 1 2 0 0 russell,1 4 3 0 2 3 3 1 1 2 3 5 1 1 4 0 0 1 2 4 1 3 3 1 5 0 2 1 4 1 1 4 4 0 2 2 1 4 5 4 4 4 4 4 2 2 1 2 3 3 elizabeth,5 3 2 0 0 1 2 2 4 3 4 0 0 4 3 5 4 4 2 2 1 0 4 1 5 5 3 1 1 3 2 2 5 2 2 0 2 3 0 4 3 5 0 4 0 1 3 3 5 2 gregory,5 5 5 2 1 1 3 1 2 4 2 2 3 4 2 3 5 1 2 3 3 0 3 2 2 3 1 2 3 1 3 2 5 3 1 2 3 4 3 4 1 0 3 0 1 2 3 3 1 2 carl,2 5 4 0 1 3 3 2 5 4 4 0 5 2 3 1 5 2 0 3 2 1 4 0 5 4 4 1 5 4 4 5 5 1 2 3 5 4 5 4 5 2 3 4 3 0 1 3 2 3 john,3 2 5 0 3 0 0 2 1 0 1 2 1 4 3 1 0 2 1 5 2 2 3 1 3 1 3 4 3 4 0 3 0 1 2 3 0 4 4 0 3 0 3 4 1 0 1 0 3 4 judith,4 1 4 1 1 0 4 2 3 2 2 4 4 1 1 4 5 0 2 2 1 4 2 4 5 3 2 4 1 1 3 3 5 1 4 3 0 3 2 2 5 3 5 5 1 1 2 1 0 3 scott,0 4 4 1 1 1 3 4 0 3 3 2 1 3 1 2 5 2 1 5 0 2 1 0 5 5 1 1 1 2 2 1 2 3 0 2 4 5 5 5 3 2 2 4 5 1 2 3 1 4 lauren,3 2 3 0 1 0 4 0 2 4 2 1 5 2 1 5 4 2 2 3 1 4 0 1 1 5 4 4 1 1 1 2 4 4 2 3 4 4 2 4 3 2 5 0 3 2 0 4 2 3 gloria,5 5 1 1 3 1 3 1 0 1 2 1 5 1 2 4 5 1 1 4 0 2 2 2 1 5 3 4 4 3 0 1 5 2 0 3 4 5 2 5 3 2 4 0 2 5 1 2 5 3 rachel,3 3 1 4 1 1 1 0 5 5 2 5 3 1 2 2 5 5 1 2 0 2 5 1 5 5 4 5 1 1 4 3 3 0 2 0 2 2 2 4 5 4 1 5 1 1 0 4 2 4 alice,0 1 0 4 2 2 4 2 1 0 3 5 1 4 2 3 0 0 1 3 0 0 1 1 2 0 1 1 1 0 4 2 0 4 1 2 5 4 2 2 5 5 1 5 3 5 2 3 3 1 gerald,5 4 3 3 1 0 2 1 1 2 2 2 4 1 2 1 4 1 2 1 1 1 1 3 5 0 2 4 1 0 1 5 0 0 2 2 4 2 5 2 2 2 2 4 4 1 5 4 0 1 megan,2 5 4 3 1 2 4 1 1 2 2 3 5 4 5 3 0 4 2 1 2 3 1 2 0 1 0 4 1 0 0 5 2 0 1 2 3 2 0 4 1 0 3 4 1 0 3 0 2 0 linda,5 4 0 4 2 1 5 1 3 2 1 0 2 1 1 1 0 1 2 1 1 1 3 1 2 1 1 5 1 1 2 2 5 2 0 0 0 4 3 5 3 2 2 4 5 2 4 0 5 3 victoria,2 3 1 2 0 0 2 0 4 2 0 4 2 1 4 2 0 2 3 4 2 2 0 3 4 5 0 1 1 2 1 4 2 3 0 1 3 1 2 3 5 3 4 0 4 2 2 1 1 0 ethan,4 4 3 4 0 3 2 1 1 0 3 5 2 4 2 1 4 3 1 4 1 0 2 3 4 2 0 3 2 0 2 4 5 1 1 1 1 3 3 2 2 4 5 0 3 2 0 2 3 2 kevin,4 0 1 2 1 0 5 1 2 3 2 2 0 0 1 1 0 3 3 2 3 2 0 4 3 2 1 0 4 2 2 1 2 0 3 4 4 5 0 4 1 2 5 4 0 0 3 2 4 4 ann,3 3 3 1 0 1 3 3 5 3 1 2 3 5 5 2 5 3 0 2 1 2 1 0 2 0 2 2 1 2 1 2 5 1 0 2 5 3 5 5 4 2 2 4 2 4 4 5 5 1 peter,5 4 2 1 2 3 4 0 2 1 1 2 2 1 2 2 4 2 1 2 2 1 1 3 4 2 1 2 5 1 5 2 4 2 1 2 2 5 2 4 2 2 5 4 3 1 1 1 5 1 dennis,2 2 5 1 1 2 2 2 5 3 1 5 3 4 3 2 0 2 2 3 0 2 0 1 4 3 2 2 3 2 3 2 5 1 0 1 3 4 5 3 4 3 2 0 3 1 1 4 0 1 mark,4 3 1 3 3 0 3 3 0 2 1 2 0 2 1 2 5 1 2 0 1 2 2 1 4 4 0 3 2 1 2 3 5 0 4 0 0 3 4 3 2 0 4 4 4 2 3 5 2 0 jordan,3 3 1 0 1 0 5 2 2 1 1 5 5 2 0 4 4 2 0 5 0 1 0 2 5 3 1 2 0 1 1 5 5 2 2 1 2 0 3 4 5 4 4 4 0 1 1 1 0 5 pamela,0 0 0 2 1 1 5 1 3 1 1 2 4 0 1 2 5 5 3 5 0 0 2 1 0 2 1 4 0 3 5 3 3 2 1 2 3 5 1 0 0 3 3 0 2 0 1 0 3 5 larry,4 1 3 4 2 4 0 1 1 2 2 5 2 1 0 2 4 2 1 0 0 4 3 2 4 4 1 0 1 1 0 1 3 0 5 1 5 5 5 5 0 3 4 0 2 2 1 1 4 1 rose,2 2 4 2 4 2 3 2 1 2 1 2 5 1 3 2 4 4 0 2 1 3 2 4 4 3 1 3 5 2 5 4 2 1 2 1 3 4 4 1 3 2 4 0 1 3 0 4 1 3 angela,4 1 4 0 2 4 2 3 3 3 1 5 2 0 1 5 5 2 2 4 3 1 2 4 5 3 2 0 2 1 1 3 5 4 1 3 5 0 1 0 5 4 2 4 1 2 4 5 5 5 bobby,5 2 1 2 4 1 5 3 3 0 1 0 2 1 4 1 5 0 1 4 1 0 4 1 3 2 0 0 2 1 1 4 4 1 3 2 5 3 5 5 5 3 4 0 0 1 4 2 5 2 sharon,3 2 2 1 1 1 5 1 3 1 0 2 2 1 3 3 5 1 5 3 2 4 1 0 3 5 2 3 2 0 3 5 1 1 3 3 2 5 4 3 0 4 4 0 3 3 1 5 5 5 cheryl,3 1 4 2 1 3 5 0 3 4 0 4 0 3 4 1 4 5 1 5 0 3 0 4 3 3 0 2 1 0 0 3 2 1 2 1 4 2 2 5 3 2 5 5 2 1 3 1 4 2 matthew,1 3 4 0 1 1 2 2 0 4 3 3 3 1 1 1 4 0 4 5 0 3 0 2 2 5 1 5 1 1 4 2 1 1 0 3 5 1 5 5 3 3 5 5 4 1 2 5 1 1 olivia,2 5 2 0 5 3 2 3 2 5 3 4 3 1 1 2 5 0 1 0 3 0 0 1 5 0 1 2 2 0 1 4 4 2 4 1 2 0 1 5 5 4 4 0 2 1 3 4 2 1 andrew,2 2 1 5 0 0 3 2 2 1 2 1 1 1 4 4 4 2 3 1 3 1 0 1 3 1 1 5 2 0 2 2 3 2 0 3 5 3 5 4 4 3 5 0 2 1 3 4 1 4 amber,5 3 3 4 0 2 0 1 0 2 0 3 2 0 1 2 4 1 1 4 2 2 2 5 1 5 0 4 1 5 3 5 2 0 2 3 0 4 4 4 4 5 4 0 2 1 3 2 5 3 deborah,4 5 2 0 1 2 3 1 3 1 5 1 3 2 2 2 4 0 3 2 1 3 4 3 4 4 0 4 2 1 0 5 4 3 2 0 5 4 1 4 4 2 4 4 3 3 2 4 0 0 susan,5 1 3 4 1 1 4 1 1 0 3 4 1 2 2 2 4 3 0 2 2 2 0 3 2 2 2 0 1 2 1 3 2 0 1 0 2 3 4 0 5 3 0 4 1 2 0 4 1 5 beverly,2 1 2 1 1 2 5 2 4 3 0 5 3 3 2 1 0 3 2 2 4 1 2 2 4 4 1 1 1 0 4 2 3 1 3 1 2 3 5 3 4 0 3 4 3 4 2 3 3 5 alexander,4 5 3 1 0 0 4 4 2 4 2 3 5 3 2 2 4 4 0 3 2 5 2 2 4 2 1 1 2 1 2 1 0 1 0 2 2 5 5 4 5 4 5 0 4 2 2 3 4 4 amanda,5 0 0 0 2 2 5 1 2 2 2 4 1 2 0 4 0 5 1 5 1 1 2 0 5 3 2 3 0 3 2 1 0 2 4 3 3 5 1 4 3 5 2 0 4 1 1 0 1 2 anna,0 1 1 2 0 1 2 0 4 1 4 4 5 2 4 1 5 2 0 5 1 1 4 3 4 2 1 4 3 0 2 1 0 4 0 0 2 4 2 5 4 4 2 5 0 0 5 3 1 2 ryan,5 3 2 0 2 1 0 1 2 2 1 3 3 3 0 2 5 3 2 2 0 3 1 3 2 0 3 5 1 2 1 4 4 2 2 1 2 5 1 1 4 5 2 4 5 2 1 2 4 1 lawrence,4 2 0 2 1 0 5 0 5 0 2 2 4 2 4 1 0 3 3 4 0 2 1 0 5 5 3 1 3 4 1 2 4 1 1 3 3 1 2 5 2 4 5 4 1 4 2 1 3 2 kyle,2 1 3 0 1 0 2 1 2 2 0 5 3 3 4 3 4 2 3 1 2 0 4 0 3 5 0 1 2 0 2 4 5 1 2 1 3 3 2 4 5 0 3 5 4 0 2 0 5 3 nancy,2 2 0 2 1 1 5 1 2 3 1 0 4 2 0 3 4 5 1 0 1 1 0 3 3 5 0 0 1 0 2 1 0 1 3 3 5 2 3 2 1 5 1 5 4 2 2 2 5 5 tiffany,4 2 2 1 3 0 2 2 1 1 2 4 3 3 3 1 5 0 2 2 3 3 4 2 0 2 1 1 5 1 0 5 0 0 1 0 0 1 3 4 5 5 2 5 5 0 5 1 5 2 kathleen,5 3 2 1 1 0 5 1 0 1 3 4 4 3 3 3 4 1 5 3 2 2 1 1 5 3 3 2 0 2 2 5 4 0 2 1 2 2 4 2 3 0 1 0 0 1 0 0 2 5 marilyn,5 1 1 2 4 0 4 2 5 1 1 2 2 3 2 1 0 4 1 0 0 1 2 4 3 4 3 3 2 1 2 5 5 3 3 1 2 5 4 4 5 5 3 4 2 1 3 3 2 1 emily,4 0 1 1 1 3 2 2 3 5 2 4 3 3 1 0 5 2 0 2 1 4 1 2 4 2 0 5 4 1 1 2 5 2 1 2 5 2 1 3 4 3 5 0 2 1 1 4 0 3 teresa,3 1 4 4 3 2 3 2 2 2 2 2 4 2 1 1 5 3 0 5 2 1 0 1 5 3 1 3 0 5 3 2 5 2 0 2 2 4 5 3 3 2 3 0 1 1 3 3 3 2 ralph,3 2 3 1 3 2 2 0 2 3 2 5 3 4 1 1 4 0 0 5 0 2 3 1 0 5 1 1 3 1 3 5 5 1 2 0 3 0 0 5 5 2 2 0 4 2 3 1 3 2 amy,5 4 3 2 1 3 1 1 3 0 1 3 2 2 5 3 0 1 4 1 2 3 2 5 2 2 2 1 2 2 5 2 3 0 0 2 5 0 3 3 5 2 3 4 4 0 3 1 4 2 shirley,1 1 0 1 2 1 4 1 4 3 0 4 5 2 2 2 4 5 2 0 2 3 1 3 1 3 1 2 2 2 0 5 4 1 1 1 1 3 4 3 1 1 5 5 4 3 2 3 2 5 carol,0 1 1 4 3 0 2 0 1 2 3 0 2 5 1 1 4 2 4 5 2 0 2 2 4 1 4 0 2 1 5 3 4 0 2 3 4 3 5 5 5 2 2 4 4 0 2 1 0 3 henry,1 0 3 1 3 2 1 0 2 5 0 5 4 1 1 3 4 4 2 5 1 5 2 2 0 3 3 2 5 2 2 3 3 0 2 1 2 1 3 5 5 5 5 4 3 4 2 4 5 2 brandon,5 3 5 3 3 4 0 1 1 2 0 1 4 4 2 1 4 1 1 2 3 1 0 1 4 0 2 3 2 5 2 5 3 1 0 1 0 4 1 0 2 4 4 4 0 2 2 4 4 2 dorothy,4 5 1 2 0 3 2 2 3 4 3 5 3 3 1 1 0 2 3 5 0 1 1 5 3 5 0 1 1 2 3 0 5 2 2 2 5 3 0 4 2 3 0 0 5 5 0 3 3 2 eric,2 4 5 0 1 3 5 2 0 3 1 4 2 2 0 1 4 1 1 5 2 2 1 2 3 0 1 5 0 1 2 4 4 5 3 0 2 2 4 3 3 1 4 0 4 1 5 3 3 1 raymond,5 5 1 0 0 1 5 2 4 2 2 2 5 3 4 2 0 4 2 5 0 2 3 2 3 4 1 3 2 0 1 5 4 1 0 2 5 1 1 4 5 3 1 4 1 2 3 5 5 0 adam,5 0 2 0 2 1 4 1 3 2 0 3 5 1 4 3 5 1 4 4 2 1 1 4 3 1 4 2 0 5 4 0 2 0 3 1 4 2 5 4 5 2 4 4 3 0 2 3 2 4 johnny,5 1 2 2 2 2 4 3 4 2 1 4 2 3 1 2 0 2 2 5 4 0 3 1 0 0 1 1 0 2 2 1 5 1 1 4 5 2 4 3 5 5 3 4 1 3 2 2 0 5

split function:

int split (string str, char c, string array[], int size) { if (str.length() == 0) { return 0; } string word = ""; int count = 0; str = str + c; for (int i = 0; i Write a function readRatings that performs a similar task on the user ratings file Each username represented in ratings.txt is followed by list of integers-ratings of each book in books.txt Rating Meaning Did not read Hell No - hate it! Don't like it. Meh neither hot nor cold Liked it! Mind Blown Loved it! Your function should . Accept six arguments in this order: o string: the name of the file to be read o string array: usernames o 2D int array: list of ratings for each user (first index specifies user) o int: number of users currently stored in the arrays o int: row capacity of the 2D array (convention: array[row][column) lassume to be 100] o int: column capacity of the 2D array fassume to be 50] Use ifstream, stringstream, and getline to read and parse data from the file, placing usernames in the usernames array and book ratings in the ratings array (stoi will also be useful here) Print the username of each user as they are added to the system . . cout

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Deductive And Object Oriented Databases Second International Conference Dood 91 Munich Germany December 18 1991 Proceedings Lncs 566

Authors: Claude Delobel ,Michael Kifer ,Yoshifumi Masunaga

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