#define button 10
#define button 11
#define button 12
int sw;
void setup()
{
  Serial.begin(9600);
  pinMode(Red, OUTPUT);
  pinMode(Blue, OUTPUT);
  pinMode(Green, OUTPUT);
  pinMode(button1, INPUT_PULLUP);
  pinMode(button2, INPUT_PULLUP);
  pinMode(button3, INPUT_PULLUP);
  

  Serial.println("click the button:");
}
void loop()
{
  sw = digitalRead(button)