#include "pitches.h"

void setup() {

? // put your setup code here, to run once:

? pinMode(3, INPUT);

? pinMode(4, INPUT);

? pinMode(5, INPUT);

? pinMode(6, INPUT); ?

?/// pinMode(7, INPUT);

?// pinMode(8, INPUT);

? //pinMode(9, INPUT);

? //pinMode(10, INPUT);

? pinMode(12, OUTPUT);

}

void loop() {

? // put your main code here, to run repeatedly:

? if(digitalRead(3)==0)

? tone(12, NOTE_C5,10);

? if(digitalRead(4)==0)

? ? tone(12, NOTE_D5,10);

? if(digitalRead(5)==0)

? ? tone(12, NOTE_E5,10);

? if(digitalRead(6)==0)

? ? tone(12, NOTE_F5,10);

/* ?if(digitalRead(7)==0)

? ? tone(12, NOTE_G5,10);

? if(digitalRead(8)==0)

? ? tone(12, NOTE_A5,10);

? if(digitalRead(9)==0)

? ? tone(12, NOTE_B5,10);

? if(digitalRead(10)==0)

? ? tone(12, NOTE_C6,10);

? ? */

}