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 == 0)?0:dividend / divisor;
assign r = (divisor == 0)?0:dividend % divisor;
assign div_by_zero = (divisor == 0)?1:0;
endmodule