#include <bits/stdc++.h>

void setup() {
  // put your setup code here, to run once:
  Serial.begin(115200);
  Serial.println("Hello, ESP32!");
  String str = "F1232";
  Serial.println(str[0] == 46);
}

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