void setup() {
  //led output
  pinMode(11, OUTPUT); 
  pinMode(10, OUTPUT);
  pinMode(9, OUTPUT);
  pinMode(6, OUTPUT);
  pinMode(5, OUTPUT);
  pinMode(3, OUTPUT);
  //IR sensor data
  pinMode(2, INPUT);
  pinMode(7, INPUT);
  pinMode(8, INPUT);
//LDR sensor data
  pinMode(A0, INPUT);
}

void loop() {
   //collecting the sernsor data
   int LDR_Sensor_Data=analogRead(A0);
   int PIR_Sensor_Data_1=analogRead(2);
   int PIR_Sensor_Data_2=analogRead(7);
   int PIR_Sensor_Data_3=analogRead(8);

 if(LDR_Sensor_Data>800){ 
  if(PIR_Sensor_Data_1>0){
      analogWrite(11,255);
      analogWrite(10,255);
      analogWrite(9,127);
      analogWrite(6,127);
      analogWrite(5,127);
      analogWrite(3,127);
  }
  else if(PIR_Sensor_Data_2>0){
      analogWrite(9,255);
      analogWrite(6,255);
      analogWrite(11,127);
      analogWrite(10,127);
      analogWrite(5,127);
      analogWrite(3,127);
  }
  
  else if(PIR_Sensor_Data_3>0){
      analogWrite(3,255);
      analogWrite(5,255);
      analogWrite(11,127);
      analogWrite(10,127);
      analogWrite(9,127);
      analogWrite(6,127);
  }

  else{
     analogWrite(11,127);
     analogWrite(10,127);
     analogWrite(9,127);
     analogWrite(6,127);
     analogWrite(5,127);
     analogWrite(3,127);
  } 
 }
 else{
      analogWrite(11,0);
      analogWrite(10,0);
      analogWrite(9,0);
      analogWrite(6,0);
      analogWrite(5,0);
      analogWrite(3,0);
 }
}