const int LED_LEFT = 3;
const int LED_RIGHT = 4;
const int LED_FORWARD = 5;
const int LED_BACKWARD = 6;


#define HORZ_PIN A1
#define VERT_PIN A0
#define SEL_PIN  2

int x = 0;
int y = 0;

void setup() {
  pinMode(LED_LEFT, OUTPUT);
  pinMode(LED_RIGHT, OUTPUT);
  pinMode(LED_FORWARD, OUTPUT);
  pinMode(LED_BACKWARD, OUTPUT);

  pinMode(HORZ_PIN, INPUT);
  pinMode(VERT_PIN, INPUT);
  pinMode(SEL_PIN, INPUT_PULLUP);
}

void loop() {
  int horz = analogRead(HORZ_PIN);
  int vert = analogRead(VERT_PIN);

  // Clear all LEDs
  digitalWrite(LED_LEFT, LOW);
  digitalWrite(LED_RIGHT, LOW);
  digitalWrite(LED_FORWARD, LOW);
  digitalWrite(LED_BACKWARD, LOW);

  if (vert < 300) {
    digitalWrite(LED_FORWARD, HIGH);
  }
  if (vert > 700) {
    digitalWrite(LED_BACKWARD, HIGH);
  }
  if (horz > 700) {
    digitalWrite(LED_RIGHT, HIGH);
  }
  if (horz < 300) {
    digitalWrite(LED_LEFT, HIGH);
  }
  
  if (digitalRead(SEL_PIN) == LOW) {
    // Clear all LEDs when the button is pressed
    digitalWrite(LED_LEFT, LOW);
    digitalWrite(LED_RIGHT, LOW);
    digitalWrite(LED_FORWARD, LOW);
    digitalWrite(LED_BACKWARD, LOW);
  }

  delay(100);
}