#define Ledred 12
#define Ledblue 26
#define tombol 4

bool a;


void setup() {
  // put your setup code here, to run once:
  pinMode(Ledred, OUTPUT);
  pinMode(Ledblue, OUTPUT);
  pinMode(tombol, INPUT_PULLUP);
  Serial.begin(115200);
  
  }

void loop() {
  // put your main code here, to run repeatedly:
  if (a == LOW){
      digitalWrite(Ledblue, HIGH);
      digitalWrite(Ledred, LOW);
  }
    else if(a == HIGH){
      digitalWrite(Ledred, HIGH);
      digitalWrite(Ledblue, LOW);
    }
a = digitalRead(tombol);
Serial.println(a);
delay(500);
}
  // this speeds up the simulation