#define trigPin 11
#define echoPin 10
#define led LED_BUILTIN
#define movePin 8
#define ledPin 9

void setup() {
  Serial.begin (9600);
  pinMode(trigPin, OUTPUT);
  pinMode(echoPin, INPUT);
  pinMode(movePin, INPUT);
  pinMode(led, OUTPUT);
  pinMode(ledPin, OUTPUT);
}

void loop() {
  long duration, distance;
  digitalWrite(trigPin, LOW);  // Added this line
  delayMicroseconds(2); // Added this line
  digitalWrite(trigPin, HIGH);
//  delayMicroseconds(1000); - Removed this line
  delayMicroseconds(10); // Added this line
  digitalWrite(trigPin, LOW);
  duration = pulseIn(echoPin, HIGH);
  distance = (duration/2) / 29.1;
  if (distance < 4) {  // This is where the LED On/Off happens
    // ruch
    int val = digitalRead(movePin);  // read input value
    if (val == HIGH) {
      Serial.println("OTWIERANIE!!xd");
      digitalWrite(ledPin, HIGH);
    }

    digitalWrite(led,HIGH); // When the Red condition is met, the Green LED should turn off
}
  else {
    digitalWrite(led,LOW);
  }
  if (distance >= 200 || distance <= 0){
    Serial.println("Out of range");
  }
  else {
    Serial.print(distance);
    Serial.println(" cm");
  }
  delay(500);
  digitalWrite(ledPin, LOW);
}