#include <Servo.h>

Servo aileronServo;
Servo elevatorServo;

int aileronPin = A0;
int elevatorPin = A1;

int aileronValue;
int elevatorValue;

void setup() {
  aileronServo.attach(2);
  elevatorServo.attach(3);
}

void loop() {
  aileronValue = map(analogRead(aileronPin), 0, 1023, 250, -250);
  elevatorValue = map(analogRead(elevatorPin), 0, 1023, -250, 250);

  int mixedValue = (aileronValue + elevatorValue) ;
  int mixedValue2 = (aileronValue - elevatorValue);

  aileronServo.writeMicroseconds(1500 + mixedValue);
  elevatorServo.writeMicroseconds(1500 + mixedValue2);

  delay(2);
}