inline void add(int a, int b) {
  Serial.println(a+b);
}

class Calculator {
  public:
  void add(int a, int b);

};

inline void Calculator::add(int a, int b) {
  Serial.println(a+b);
}

void setup() {
  // put your setup code here, to run once:
  Serial.begin(115200);
  //add(10,20);
  Serial.println(10+20);
  //add(20,40);
  Serial.println(20+40);

  Calculator a;
  //a.add(100,200); 
  Serial.println(100+200);


  
}

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