const byte LED_GPIO = 32;
const byte BUTTON_GPIO = 36;

// variables will change:
int buttonState = 0;         // variable for reading the pushbutton status

// the setup function runs once when you press reset or power the board
void setup() {
  // initialize digital pin LED_GPIO as an output.
  pinMode(LED_GPIO, OUTPUT);

  // initialize the pushbutton pin as an input:
  pinMode(BUTTON_GPIO, INPUT);
}

// the loop function runs over and over again forever
void loop() {
  // read the state of the pushbutton value:
  buttonState = digitalRead(BUTTON_GPIO);

  // check if the pushbutton is pressed. If it is, the buttonState is HIGH:
  if (buttonState == HIGH) {
    // turn LED on:
    digitalWrite(LED_GPIO, HIGH);
  } else {
    // turn LED off:
    digitalWrite(LED_GPIO, LOW);
  }
}