// defining the pushbutton's pin
const int pushButton = 5; 
// defining the LED's pin
const int led = 12;    

void setup() {
  Serial.begin(115200);
  // Setting the pushbutton's pin as INPUT_PULLUP to enable internal pull-up resistor
  pinMode(pushButton, INPUT_PULLUP); 
  // Setting the LED pin as an output
  pinMode(led, OUTPUT);
}

void loop() {
  int buttonState = digitalRead(pushButton);

  if (buttonState == HIGH) {
    digitalWrite(led, HIGH);
    Serial.println("LED ON"); 
  } else {
    digitalWrite(led, LOW); 
    Serial.println("LED OFF"); 
  }
  delay(1000);
}