#include "pitches.h"


int LED1 = 2;
int PBU1 = A5;

int LED2 = 3;
int PBU2 = A4;

int LED3 = 4;
int PBU3 = A3;

int LED4 = 5;
int PBU4 = A2;

int LED5 = 6;
int PBU5 = A1;

int LED6 = 7;
int PBU6 = A0;

int LED7 = 8;
int PBU7 = 13;

int LED8 = 9;
int PBU8 = 12;

int LEDG = 10;
int LEDR = 11;

int x =1;
int y =1;
int z =1;

void setup() {
  // initialize digital pin LED_BUILTIN as an output.
  //Serial.begin(9600);
  pinMode(LED1, OUTPUT);
  pinMode(LED2, OUTPUT);
  pinMode(LED3, OUTPUT);
  pinMode(LED4, OUTPUT);
  pinMode(LED5, OUTPUT);
  pinMode(LED6, OUTPUT);
  pinMode(LED7, OUTPUT);
  pinMode(LED8, OUTPUT);
   pinMode(LEDG, OUTPUT);
   pinMode(LEDR, OUTPUT);
  
  pinMode(PBU1, INPUT);
  pinMode(PBU2, INPUT);
  pinMode(PBU3, INPUT);
  pinMode(PBU4, INPUT);
  pinMode(PBU5, INPUT);
  pinMode(PBU6, INPUT);
  pinMode(PBU7, INPUT);
  pinMode(PBU8, INPUT);


  //one time code

    digitalWrite(2, HIGH);
    digitalWrite(3, HIGH);
  digitalWrite(4, HIGH);
  digitalWrite(5, HIGH);
  digitalWrite(6, HIGH);
  digitalWrite(7, HIGH);
  digitalWrite(8, HIGH);
  digitalWrite(9, HIGH);

  //Notes when starts
  int melody[] = {
  NOTE_CS7 , NOTE_B6 , NOTE_CS7,  NOTE_G7 , NOTE_B6 , NOTE_B6 , NOTE_B6,  NOTE_CS7
};

int noteDurations[] = {
  4, 4, 8, 8, 8, 4, 4, 4
};
  // iterate over the notes of the melody:
  for (int thisNote = 0; thisNote < 8; thisNote++) {

    // to calculate the note duration, take one second divided by the note type.
    //e.g. quarter note = 1000 / 4, eighth note = 1000/4, etc.
    int noteDuration = 1000 / noteDurations[thisNote];
    tone(12, melody[thisNote], noteDuration);

    // to distinguish the notes, set a minimum time between them.
    // the note's duration + 30% seems to work well:
    int pauseBetweenNotes = noteDuration * 1;
    delay(pauseBetweenNotes);
    // stop the tone playing:
    noTone(12);
  }
  
  delay(1000);
  digitalWrite(2, LOW);
    digitalWrite(3, LOW);
  digitalWrite(4, LOW);
  digitalWrite(5, LOW);
  digitalWrite(6, LOW);
  digitalWrite(7, LOW);
  digitalWrite(8, LOW);
  digitalWrite(9, LOW);
  
  delay(200);


    digitalWrite(2, HIGH);
    digitalWrite(3, HIGH);
  digitalWrite(4, HIGH);
  digitalWrite(5, HIGH);
  digitalWrite(6, HIGH);
  digitalWrite(7, HIGH);
  digitalWrite(8, HIGH);
  digitalWrite(9, HIGH);
  
  delay(200);
  digitalWrite(2, LOW);
    digitalWrite(3, LOW);
  digitalWrite(4, LOW);
  digitalWrite(5, LOW);
  digitalWrite(6, LOW);
  digitalWrite(7, LOW);
  digitalWrite(8, LOW);
  digitalWrite(9, LOW);
  delay(8000);

  digitalWrite(LED5, HIGH);
delay(600);
    digitalWrite(LED5, LOW);
    delay(600);

    
  digitalWrite(LED2, HIGH);
delay(600);
    digitalWrite(LED2, LOW);
    delay(600);

 digitalWrite(LED7, HIGH);
delay(600);
    digitalWrite(LED7, LOW);
    delay(600);

    while(x==1){
      if(digitalRead(PBU5)==1){
        digitalWrite(LED5, HIGH);
        delay(500);
        digitalWrite(LED5, LOW);
        x=0;
      
        while(y==1){
       if(digitalRead(PBU2)==1){
        digitalWrite(LED2, HIGH);
        delay(500);
        digitalWrite(LED2, LOW);
        
        y=0;
        while(z==1){
          if(digitalRead(PBU7)==1){
            digitalWrite(LED7, HIGH);
        delay(500);
        digitalWrite(LED7, LOW);
            z=0;
            //Serial.println("hello right");
            digitalWrite(LEDG, HIGH);
            delay(1500);
            digitalWrite(LEDG, LOW);
            delay(1500);
            
          }

          else if(digitalRead(PBU1)==1 || digitalRead(PBU2)==1 || digitalRead(PBU3)==1 || digitalRead(PBU4)==1 || digitalRead(PBU6)==1 || digitalRead(PBU5)==1 || digitalRead(PBU8)==1){
            //wrong
            //Serial.println("hello wrong1");
            digitalWrite(LEDR, HIGH);
            delay(1000);
            digitalWrite(LEDR, LOW);
            delay(1000);
          }}}
        
        
        else if(digitalRead(PBU5)==1 || digitalRead(PBU8)==1 || digitalRead(PBU3)==1 || digitalRead(PBU4)==1 || digitalRead(PBU6)==1 || digitalRead(PBU7)==1 || digitalRead(PBU1)==1){
          //wrong
                      //Serial.println("hello wrong2");

          digitalWrite(LEDR, HIGH);
            delay(1000);
            digitalWrite(LEDR, LOW);
            delay(1000);
        }}}
      

      else if(digitalRead(PBU1)==1 || digitalRead(PBU2)==1 || digitalRead(PBU3)==1 || digitalRead(PBU4)==1 || digitalRead(PBU6)==1 || digitalRead(PBU7)==1 || digitalRead(PBU8)==1){
        //wrong
                    //Serial.println("hello wrong3");

        digitalWrite(LEDR, HIGH);
            delay(1000);
            digitalWrite(LEDR, LOW);
            delay(1000);
      }}


       digitalWrite(2, HIGH);
    digitalWrite(3, HIGH);
  digitalWrite(4, HIGH);
  digitalWrite(5, HIGH);
  digitalWrite(6, HIGH);
  digitalWrite(7, HIGH);
  digitalWrite(8, HIGH);
  digitalWrite(9, HIGH);
  
  delay(1000);
  digitalWrite(2, LOW);
    digitalWrite(3, LOW);
  digitalWrite(4, LOW);
  digitalWrite(5, LOW);
  digitalWrite(6, LOW);
  digitalWrite(7, LOW);
  digitalWrite(8, LOW);
  digitalWrite(9, LOW);
  
  delay(200);


    digitalWrite(2, HIGH);
    digitalWrite(3, HIGH);
  digitalWrite(4, HIGH);
  digitalWrite(5, HIGH);
  digitalWrite(6, HIGH);
  digitalWrite(7, HIGH);
  digitalWrite(8, HIGH);
  digitalWrite(9, HIGH);
  
  delay(200);
  digitalWrite(2, LOW);
    digitalWrite(3, LOW);
  digitalWrite(4, LOW);
  digitalWrite(5, LOW);
  digitalWrite(6, LOW);
  digitalWrite(7, LOW);
  digitalWrite(8, LOW);
  digitalWrite(9, LOW);
      
}

// the loop function runs over and over again forever
void loop() {

if(digitalRead(A5)==1){
  digitalWrite(2, HIGH);
    digitalWrite(3, HIGH);
  digitalWrite(4, HIGH);
  digitalWrite(5, HIGH);
  digitalWrite(6, HIGH);
  digitalWrite(7, HIGH);
  digitalWrite(8, HIGH);
  digitalWrite(9, HIGH);
  
  delay(1000);
  digitalWrite(2, LOW);
    digitalWrite(3, LOW);
  digitalWrite(4, LOW);
  digitalWrite(5, LOW);
  digitalWrite(6, LOW);
  digitalWrite(7, LOW);
  digitalWrite(8, LOW);
  digitalWrite(9, LOW);
  
  delay(200);


    digitalWrite(2, HIGH);
    digitalWrite(3, HIGH);
  digitalWrite(4, HIGH);
  digitalWrite(5, HIGH);
  digitalWrite(6, HIGH);
  digitalWrite(7, HIGH);
  digitalWrite(8, HIGH);
  digitalWrite(9, HIGH);
  
  delay(200);
  digitalWrite(2, LOW);
    digitalWrite(3, LOW);
  digitalWrite(4, LOW);
  digitalWrite(5, LOW);
  digitalWrite(6, LOW);
  digitalWrite(7, LOW);
  digitalWrite(8, LOW);
  digitalWrite(9, LOW);



  
  delay(200);


    digitalWrite(2, HIGH);
    digitalWrite(3, HIGH);
  digitalWrite(4, HIGH);
  digitalWrite(5, HIGH);
  digitalWrite(6, HIGH);
  digitalWrite(7, HIGH);
  digitalWrite(8, HIGH);
  digitalWrite(9, HIGH);


  //Notes when starts
  int melody[] = {
  NOTE_CS7 , NOTE_B6 , NOTE_CS7,  NOTE_G7 , NOTE_B6 , NOTE_B6 , NOTE_B6,  NOTE_CS7
};

int noteDurations[] = {
  4, 4, 8, 8, 8, 4, 4, 4
};
  // iterate over the notes of the melody:
  for (int thisNote = 0; thisNote < 8; thisNote++) {

    // to calculate the note duration, take one second divided by the note type.
    //e.g. quarter note = 1000 / 4, eighth note = 1000/4, etc.
    int noteDuration = 1000 / noteDurations[thisNote];
    tone(12, melody[thisNote], noteDuration);

    // to distinguish the notes, set a minimum time between them.
    // the note's duration + 30% seems to work well:
    int pauseBetweenNotes = noteDuration * 1;
    delay(pauseBetweenNotes);
    // stop the tone playing:
    noTone(12);
  }
  
  delay(200);
  digitalWrite(2, LOW);
    digitalWrite(3, LOW);
  digitalWrite(4, LOW);
  digitalWrite(5, LOW);
  digitalWrite(6, LOW);
  digitalWrite(7, LOW);
  digitalWrite(8, LOW);
  digitalWrite(9, LOW);



  
  delay(200);


    digitalWrite(2, HIGH);
    digitalWrite(3, HIGH);
  digitalWrite(4, HIGH);
  digitalWrite(5, HIGH);
  digitalWrite(6, HIGH);
  digitalWrite(7, HIGH);
  digitalWrite(8, HIGH);
  digitalWrite(9, HIGH);
  
  delay(200);
  digitalWrite(2, LOW);
    digitalWrite(3, LOW);
  digitalWrite(4, LOW);
  digitalWrite(5, LOW);
  digitalWrite(6, LOW);
  digitalWrite(7, LOW);
  digitalWrite(8, LOW);
  digitalWrite(9, LOW);
}

      
    }