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Write a class named Airplane which holds this seating arrangement in some sort of data structure (two dimensional array or Java collection class or similar.) Write a main method in this class which will loop, allowing the user to enter a row number and column letter for each seat occupied until no more seats need to be added. Print out the grid after each pass of the loop, marking each assigned seat with an X. Show the user an error message if the user attempts to set an already assigned seat. Save your solution in a file named Airplane. java.

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