void setup() {
  // put your setup code here, to run once:
  Serial.begin(115200);
  Serial.println("Hello, ESP32!");

  Serial.print("println(\"Aa\") -> ");  // you need to escape " with \"
  Serial.println("Aa");
  Serial.print("write(\"Aa\")   -> ");
  Serial.write("Aa");
  Serial.println();

  Serial.print("println(35)   -> ");
  Serial.println(35);
  Serial.print("write(35)     -> ");
  Serial.write(35);
  Serial.println();
}

void loop() {
  // put your main code here, to run repeatedly:
  delay(10); // this speeds up the simulation
}