#define Buttoni 10
#define Button2 11
#define Button3 12
#define Blue 7
#define Green 8
#define Red 9
int swr, swg, swb;
void setup() {
Serial .begin(9600);
pinMode(Blue, OUTPUT);
pinMode(Green, OUTPUT) ; pinMode(Red, OUTPUT) ; pinMode (Button1, INPUT_PULLUP) ;
pinMode(Button2, INPUT_PULLUP);
pinMode(Button3, INPUT_PULLUP);
Serial-println("click the button");
}
void loop () {
swb = digitalRead (Button1);
if (swb == 1)
{
digitalWrite(Blue, 0);
Serial. println("Blue LED OFF");
｝
else
{

digitalWrite(Blue, 1);
Serial, printin("Blue LED ON");
swg = digitalRead(Button2) ;
if(swg == 1)
digitalWrite(Green, 0);
Serial println("Green LED OFF");
｝
else
{
digitalWrite(Green, 1);
Serial-println("Green LED ON");
/..
swr = digitalRead (Button3);
if (swr == 1)
digitalWrite(Red, 0);
Serial-printin("Red LED OFF");
}
else
{
digitalWrite(Red, 1);
Serial. println("Red LED ON");
}