#define LDR_PIN 6 
#define LED_1  9
#define LED_2  10

void setup() {
  pinMode(LDR_PIN, INPUT);
  pinMode(LED_1, OUTPUT);
  pinMode(LED_2, OUTPUT);
}

void loop() {
  if(digitalRead(LDR_PIN) == LOW){
    digitalWrite(LED_1, HIGH);
    digitalWrite(LED_2, HIGH);
  }else{
    digitalWrite(LED_1, LOW);
    digitalWrite(LED_2, LOW);
  }

}