43. Guard Division by Zero

module safe_div8 (
    input  [7:0] dividend,
    input  [7:0] divisor,
    output [7:0] q,
    output [7:0] r,
    output      div_by_zero
);
    // TODO: implement with ternary (?:)
    assign q = (divisor == 8'd0) ? 8'd0 : (dividend/divisor); 
    assign r = (divisor == 8'd0) ? 8'd0 : (dividend%divisor);
    assign div_by_zero = (divisor == 8'd0) ? 1'b1 : 1'b0; 
endmodule