module selector3 (
input [7:0]a,
input [7:0]b,
input [7:0]c,
input [1:0]sel,
output reg [7:0]y
);
always@(*) begin
if (sel == 2'b00) begin
y=a; end
else if (sel == 2'b01) begin
y=b; end
else if (sel == 2'b10) begin
y=c; end
else begin
y=8'h00; end
end
endmodule