int button1 = 2;
int button2 = 15;



void setup() {
  // put your setup code here, to run once:
  pinMode(button1, INPUT);
  pinMode(button2, INPUT);

  Serial.begin(9600);
}

void loop() {
  // put your main code here, to run repeatedly:
  int button_1_status = digitalRead(button1);
  int button_2_status = digitalRead(button2);

  if(button_1_status == LOW)
  {
    Serial.println("Button 1 is pressed");
    delay(1000);
  }

  if(button_2_status == HIGH)
  {
    Serial.println("Button 2 is pressed");
    delay(1000);
  }
}