#include <Servo.h>
Servo servo0;
Servo servo1;

void setup() {
  Serial.begin(115200);
  pinMode(7, INPUT_PULLUP);
  servo0.attach(5);
  servo1.attach(6);
}

void loop() {
  if (analogRead(A0) > 512 && analogRead(A1) == 512) {
    for (int i = 0; i < 90; i++) {
      servo0.write(90 - i);
      servo1.write(90 + i);
    }
  }
  if (analogRead(A0) < 512 && analogRead(A1) == 512) {
    for (int i = 0; i < 90; i++) {
      servo0.write(90 + i);
      servo1.write(90 - i);
    }
  }

  if (analogRead(A0) == 512 && analogRead(A1) < 512) {
    for (int i = 0; i < 90; i++) {
      servo0.write(90 + i);
      servo1.write(90 + i);
    }
  }
  if (analogRead(A0) == 512 && analogRead(A1) > 512) {
    for (int i = 0; i < 90; i++) {
      servo0.write(90 - i);
      servo1.write(90 - i);
    }
  }
  if (analogRead(A0) == 512 && analogRead(A1) == 512) {
    for (int i = 0; i < 90; i++) {
      servo0.write(90);
      servo1.write(90);
    }
  }
  Serial.print("A0:");
  Serial.print(analogRead(A0));
  Serial.print(" A1:");
  Serial.println(analogRead(A1));
  delay(200);
}