AP CSA 2021 Q2 - CombinedTable Class


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Solution of Q2 (CombinedTable) - Free Response Question - 2021


The original question can be found at: https://apcentral.collegeboard.org/media/pdf/ap21-frq-computer-science-a.pdf


Part (a)- public class CombinedTable{} 



public class CombinedTable{

    // each CombinedTable is formed by combining two tables
    private SingleTable s1;
    private SingleTable s2;
    
    public CombinedTable(SingleTable st1, SingleTable st2)
    {
        s1= st1;
        s2= st2;
    }

    public boolean canSeat(int seat)
    {
        int seat1= s1.getNumSeats();
        int seat2 = s2.getNumSeats();
        
        int newSeat = seat1 + seat2 -2;
        if ( seat > newSeat) return false;
        else return true;
    }
    
    public double getDesirability()
    {
        int h1= s1.getHeight();
        int h2 = s2.getHeight();
        double d=0.0;
        
        if (h1 == h2)
            d = (s1.getViewQuality() + s2.getViewQuality()) /2;
        else d = ((s1.getViewQuality() + s2.getViewQuality()) /2 ) - 10;
        
        return d;
    }

}


Java project files (with Runner code):


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