#define BUTTON_PIN1 26
#define BUTTON_PIN2 25
#define BUTTON_PIN3 33

int lastState1 = LOW;
int currentState1;

int lastState2 = LOW;
int currentState2;

int lastState3 = LOW;
int currentState3;

void setup() {
  Serial.begin(115200);
  pinMode(BUTTON_PIN1, INPUT_PULLUP);
  pinMode(BUTTON_PIN2, INPUT_PULLUP);
  pinMode(BUTTON_PIN3, INPUT_PULLUP);
}

void loop() {
  currentState1 = digitalRead(BUTTON_PIN1);
  if (lastState1 == HIGH && currentState1 == LOW)
    Serial.println("Button 1 is pressed");
  else if (lastState1 == LOW && currentState1 == HIGH)
    Serial.println("Button 1 is released");
  lastState1 = currentState1;

  currentState2 = digitalRead(BUTTON_PIN2);
  if (lastState2 == HIGH && currentState2 == LOW)
    Serial.println("Button 2 is pressed");
  else if (lastState2 == LOW && currentState2 == HIGH)
    Serial.println("Button 2 is released");
  lastState2 = currentState2;

  currentState3 = digitalRead(BUTTON_PIN3);
  if (lastState3 == HIGH && currentState3 == LOW)
    Serial.println("Button 3 is pressed");
  else if (lastState3 == LOW && currentState3 == HIGH)
    Serial.println("Button 3 is released");
  lastState3 = currentState3;
}