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

void loop() {
  int mag0 = analogRead(3);
  int mag1 = analogRead(4);
  int mag2 = analogRead(5);
  String val0 = String(mag0);
  String val1 = String(mag1);
  String val2 = String(mag2);
  String result = String(val0 + "\t" + val1 + "\t" + val2 + "\t");
  Serial.println(result);
  delay(1000);
}