#include <SPI.h>
#include <Wire.h>
#include <Adafruit_GFX.h>
#include <Adafruit_SSD1306.h>

const int buttonPin = 11;
const int ledPin = 3;

int buttonState = 0;

void setup() {
pinMode(ledPin, OUTPUT);
pinMode(buttonPin, INPUT);
}

void loop() {
buttonState = digitalRead(buttonPin);
if(buttonState == HIGH) {
  digitalWrite(ledPin, LOW);
  } else {
    digitalWrite(ledPin, HIGH);
}

}