int motionSensor1 = 4; 
 int motionSensor2 = 6; 

 int redLED = 9; 
 int greenLED = 10;

void setup() {
 
  pinMode(4, INPUT);
  pinMode(6, INPUT);
  
  pinMode(9, OUTPUT);
  pinMode(10, OUTPUT);
  
  digitalWrite(9, LOW);
  digitalWrite(10, LOW);
  Serial.begin(9600);
}

void loop() {
 
  int sensor1State = digitalRead(motionSensor1);
  int sensor2State = digitalRead(motionSensor2);

  if (sensor1State == HIGH) {
    digitalWrite(9, HIGH);
  } else {
    digitalWrite(10, LOW);
    Serial.println("motion detected");
  }

 
  if (sensor2State == HIGH) {
    digitalWrite(10, HIGH);
   } else {
    digitalWrite(10, LOW); 
    
  }
}