#include "pitches.h" 
 
const int buttonPin = 5; 
const int buzzerPin = 8; 
bool buttonPressed = false; 
 
void setup() { 
pinMode(buttonPin, INPUT_PULLUP); 
pinMode(buzzerPin, OUTPUT); 
} 
 
void loop() { 
if (digitalRead(buttonPin) == LOW) { 
buttonPressed = true; 
  } 
 
if (buttonPressed) { 
noTone(buzzerPin); // Stop playing note 

tone(buzzerPin, NOTE_C4); // Play C note when pressed 
digitalWrite(buzzerPin, HIGH); // Turn on the buzzer 
delay(250); // Keep the buzzer on for 0.25 seconds 
noTone(buzzerPin); // Stop playing note 
digitalWrite(buzzerPin, LOW); // Turn off the buzzer 
buttonPressed = false; // Reset button state
noTone(buzzerPin); // Stop playing note 

tone(buzzerPin, NOTE_D4); // Play D note when pressed 
digitalWrite(buzzerPin, HIGH); // Turn on the buzzer 
delay(250); // Keep the buzzer on for 0.25 seconds 
noTone(buzzerPin); // Stop playing note 

digitalWrite(buzzerPin, LOW); // Turn off the buzzer
tone(buzzerPin, NOTE_A4); // Play D note when pressed 
digitalWrite(buzzerPin, HIGH); // Turn on the buzzer 
delay(250); // Keep the buzzer on for 0.25 seconds 
noTone(buzzerPin); // Stop playing note 

digitalWrite(buzzerPin, LOW); // Turn off the buzzer
tone(buzzerPin, NOTE_A4); // Play D note when pressed 
digitalWrite(buzzerPin, HIGH); // Turn on the buzzer 
delay(250); // Keep the buzzer on for 0.25 seconds 
noTone(buzzerPin); // Stop playing note 

digitalWrite(buzzerPin, LOW); // Turn off the buzzer
tone(buzzerPin, NOTE_E2); // Play E note when pressed 
digitalWrite(buzzerPin, HIGH); // Turn on the buzzer 
delay(250); // Keep the buzzer on for 0.25 seconds 
noTone(buzzerPin); // Stop playing note 






} 
}