int x = 1;
int y = 100;

void setup() {
  int y = 5;
  Serial.begin(115200);
  //Serial.print("setup x =");
  //Serial.println(x);
  Serial.print("setup y =");
  Serial.println(y);
}

void loop() {
  x = x + 1;
  Serial.print("setup x =");
  Serial.println(x);
  /*
    Serial.print("setup y =");
    Serial.println(y);
  */;
  delay(500);


}