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 // C++ code

//

void setup()

{

  Serial.begin(9600);

}


void loop()

{

  float sensorvalue;

  sensorvalue=analogRead(A1);

  if(sensorvalue>=1000)

  {

    digitalWrite(11,HIGH);

    Serial.print(sensorvalue);

        Serial.println("gas detected");

  }

  else{

    digitalWrite(11,LOW);

    Serial.println("sensorvalue");

    Serial.println(sensorvalue);

  }

  delay(1000); //Wait for 1000 milisecond(s)

}



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