int a = 1;
int b = 4;
String board = "Aduino";
void setup() {
  // put your setup code here, to run once:
Serial.begin(115200);
Serial.println(a);
Serial.println(b);
Serial.println(a+b);
Serial.println(board);
}

void loop() {
  // put your main code here, to run repeatedly:
//a = a+1;

}