module encoder8_3(none_on,outcode,a,b,c,d,e,f,g,h);
output none_on;
output[2:0] outcode;
input a,b,c,d,e,f,g,h;
reg[3:0] outtemp;
assign {none_on,outcode}=outtemp;

always @(a or b or c or d or e or f or g or h)
  begin
if(h)  		outtemp=4'b0111;
else if(g) 	outtemp=4'b0110;
else if(f) 	outtemp=4'b0101;
else if(e) 	outtemp=4'b0100;
else if(d) 	outtemp=4'b0011;
else if(c)  	outtemp=4'b0010;
else if(b) 	outtemp=4'b0001;
else if(a) 	outtemp=4'b0000;   
else   		outtemp=4'b1000;
  end
endmodule