module alu (A, B, Cin, Op, invA, invB, sign, Out, Ofl, Z);
   
        input [15:0] A;
        input [15:0] B;
        input Cin;
        input [2:0] Op;
        input invA;
        input invB;
        input sign;
        output [15:0] Out;
        output Ofl;
        output Z;

   /*
	Your code goes here
   */
    
endmodule