int red = 5;
int yellow = 6;
int green = 7;
int blue = 8;

void setup() {
  Serial.begin(9600);

  pinMode(red, OUTPUT);
  pinMode(yellow, OUTPUT); 
  pinMode(green, OUTPUT);
  pinMode(blue, OUTPUT);

  digitalWrite(red, LOW);
  digitalWrite(yellow, LOW);
  digitalWrite(green, LOW);
  digitalWrite(blue, LOW);

}

void loop() {
  if (analogRead(A0) > 1000) // Y
  {
    Serial.println("TOP");

    digitalWrite(red, HIGH);
    digitalWrite(yellow, LOW);
    digitalWrite(green, LOW);
    digitalWrite(blue, LOW);
  }

if (analogRead(A1) ==0) // X
{
  Serial.println("RIGHT");

  digitalWrite(red, LOW);
  digitalWrite(yellow, HIGH);
  digitalWrite(green, LOW);
  digitalWrite(blue, LOW);
}

if (analogRead(A0) ==0) // -Y
{
  Serial.println("BOTTOM");

  digitalWrite(red, LOW);
  digitalWrite(yellow, LOW);
  digitalWrite(green, HIGH);
  digitalWrite(blue, LOW);
}

if (analogRead(A1) > 1000) // -X
{
  Serial.println("LEFT");

  digitalWrite(red, LOW);
  digitalWrite(yellow, LOW);
  digitalWrite(green, LOW);
  digitalWrite(blue, HIGH);
}

if (analogRead(A2) ==0) // Z
{
  Serial.println("BUTTOM PRESSED");

  digitalWrite(red, HIGH);
  digitalWrite(yellow, HIGH);
  digitalWrite(green, HIGH);
  digitalWrite(blue, HIGH);
}
else{
  digitalWrite(red, LOW);
  digitalWrite(yellow, LOW);
  digitalWrite(green, LOW);
  digitalWrite(blue, LOW);
}
}