#define biru 3
#define hijau 4
int pullup;
int pulldown;

void setup() {
pinMode(biru, INPUT);
pinMode(hijau, INPUT);
Serial.begin(9600);
}

void loop() {
  // put your main code here, to run repeatedly:
pullup=digitalRead(hijau);
pulldown=digitalRead(biru);
Serial.print("Value Hijau : ");
Serial.println(pullup);
Serial.print("Value Biru : ");
Serial.println(pulldown);
delay(500);
}