#include <Tone.h>

int notes[]={
  NOTE_C4,NOTE_D4,NOTE_E4,NOTE_F4,NOTE_G4,NOTE_C5};
Tone notePlayer;
int btn1=8;
int btn2=9;
int btn3=10;
int btn4=11;
int btn5=12;
int btn6=6;
void setup(){
  pinMode(btn1,INPUT);
  pinMode(btn2,INPUT);
  pinMode(btn3,INPUT);
  pinMode(btn4,INPUT);
  pinMode(btn5,INPUT);
  pinMode(btn6,INPUT);
  digitalWrite(btn1,HIGH);
  digitalWrite(btn2,HIGH);
  digitalWrite(btn3,HIGH);
  digitalWrite(btn4,HIGH);
  digitalWrite(btn5,HIGH);
  digitalWrite(btn6,HIGH);
  notePlayer.begin(7);

}
void loop(){
  if(!digitalRead(btn1)){
    notePlayer.play(notes[0]);
    delay(100);
    notePlayer.stop();

  }
  if(!digitalRead(btn2)){
    notePlayer.play(notes[1]);
    delay(100);
    notePlayer.stop();

  }
  if(!digitalRead(btn3)){
    notePlayer.play(notes[2]);
    delay(100);
    notePlayer.stop();

  }
  if(!digitalRead(btn4)){
    notePlayer.play(notes[3]);
    delay(100);
    notePlayer.stop();

  }
  if(!digitalRead(btn5)){
    notePlayer.play(notes[4]);
    delay(100);
    notePlayer.stop();

  }

  if(!digitalRead(btn6)){
    notePlayer.play(notes[5]);
    delay(100);
    notePlayer.stop();

  }
}