int ledrouge=6;
int ledbleu=7;
int buzzer=5;
int firesensor=4;
int flame;
void setup() {
  pinMode(ledrouge,OUTPUT);
  pinMode(ledbleu,OUTPUT);
  pinMode(buzzer,OUTPUT);
  pinMode(firesensor,INPUT);
  Serial.begin(9600);
}
void loop() {
 flame=digitalRead(firesensor);  
 if ( flame==1 ) { digitalWrite(ledbleu,HIGH);
                   digitalWrite(ledrouge,LOW);
                   digitalWrite(buzzer,LOW);    }
            else { digitalWrite(ledbleu,LOW);
                   digitalWrite(ledrouge,HIGH);
                   digitalWrite(buzzer,HIGH);   }
  Serial.print (" flame : "); Serial.println (flame); 
}