const int redLedPin = 13;  // Red LED connected to digital pin 13
const int blueLedPin = 12;  // Red LED connected to digital pin 12
const int greenLedPin = 11;  // Red LED connected to digital pin 12
const int buttonPin = 2;   // Button connected to digital pin 2

volatile bool buttonPressed = false;

void setup() {
  pinMode(redLedPin, OUTPUT);
  pinMode(blueLedPin, OUTPUT);
  pinMode(greenLedPin, OUTPUT);
  pinMode(buttonPin, INPUT_PULLUP);
  pinMode(buttonPin2, INPUT_PULLUP);

  attachInterrupt(digitalPinToInterrupt(buttonPin), buttonISR, FALLING);
  attachInterrupt(digitalPinToInterrupt(buttonPin2), buttonISR, FALLING);
}

void loop() {
  // Run the blinking function as long as the button is not pressed
  while (!buttonPressed) {
    blinkRedLED();
  }

  // If button is pressed, perform interrupt function and reset flag
  if (buttonPressed) {
    interruptFunction();
    buttonPressed = false;
  }
}

void buttonISR() {
  // Interrupt Service Routine (ISR) for the button press
  buttonPressed = true;
}

void blinkRedLED() {
  digitalWrite(greenLedPin, HIGH);
  delay(5000);
   if (buttonPressed) {
    digitalWrite(greenLedPin, LOW);
    interruptFunction();
    buttonPressed = false;
  }
  digitalWrite(greenLedPin, LOW);
  delay(5000);
   if (buttonPressed) {
    interruptFunction();
    buttonPressed = false;
  }
  digitalWrite(redLedPin, HIGH);
  delay(5000);
   if (buttonPressed) {
   digitalWrite(redLedPin, LOW);
    interruptFunction();
    buttonPressed = false;
  }
  digitalWrite(redLedPin, LOW);
  delay(5000);
   if (buttonPressed) {
    interruptFunction();
    buttonPressed = false;
  }
}

void interruptFunction() {
  // Your interrupt function code goes here
  // This function will be called when the button is pressed
  digitalWrite(blueLedPin, HIGH);
  delay(5000);
  digitalWrite(blueLedPin, LOW);
  delay(5000);
}