Arduino-Sketch-Code

int analogWertPin0;
int analogWertPin1;

void setup(){
  Serial.begin(9600);
}

void loop(){
  int messwert;
  analogWertPin0 = analogRead(0);
  analogWertPin1 = analogRead(1);
  messwert = analogWertPin1 - analogWertPin0;
  Serial.println(messwert);
}