int led = 7;
int led2 = 8;
int tombol = 11;
int tombol2 = 12;
bool t1;
bool t2;
void setup() {
  // put your setup code here, to run once:

  Serial.begin(9600);
pinMode(led, OUTPUT);
pinMode(led2, OUTPUT);
pinMode(tombol, INPUT);
pinMode(tombol2, INPUT_PULLUP);
}

void loop() {
  // put your main code here, to run repeatedly:
t1 = digitalRead(tombol);
t2 = digitalRead(tombol2);
digitalWrite(led,t1);
digitalWrite(led2,t2);
Serial.print("nilai pot : ");
Serial.println(analogRead(A0));
}