Buzzer + Arduino = Mario Bros Theme - https://www.youtube.com/watch?v=F1PZXVU9Pro

main.c

int melodia[] = {660,660,660,510,660,770,380,510,380,320,440,480,450,430,380,660,760,860,700,760,660,520,580,480,510,380,320,440,480,450,430,380,660,760,860,700,760,660,520,580,480,500,760,720,680,620,650,380,430,500,430,500,570,500,760,720,680,620,650,1020,1020,1020,380,500,760,720,680,620,650,380,430,500,430,500,570,585,550,500,380,500,500,500,500,760,720,680,620,650,380,430,500,430,500,570,500,760,720,680,620,650,1020,1020,1020,380,500,760,720,680,620,650,380,430,500,430,500,570,585,550,500,380,500,500,500,500,500,500,500,580,660,500,430,380,500,500,500,500,580,660,870,760,500,500,500,500,580,660,500,430,380,660,660,660,510,660,770,380};
 
int duracaodasnotas[] = {100,100,100,100,100,100,100,100,100,100,100,80,100,100,100,80,50,100,80,50,80,80,80,80,100,100,100,100,80,100,100,100,80,50,100,80,50,80,80,80,80,100,100,100,100,150,150,100,100,100,100,100,100,100,100,100,100,150,200,80,80,80,100,100,100,100,100,150,150,100,100,100,100,100,100,100,100,100,100,100,100,100,100,100,100,100,150,150,100,100,100,100,100,100,100,100,100,100,150,200,80,80,80,100,100,100,100,100,150,150,100,100,100,100,100,100,100,100,100,100,100,100,100,60,80,60,80,80,80,80,80,80,60,80,60,80,80,80,80,80,60,80,60,80,80,80,80,80,80,100,100,100,100,100,100,100};
int button = 2;

void setup() {
  pinMode(2,INPUT);
  digitalWrite(2,1);
           
}

void loop() {
  int button2 = digitalRead(button);
  
  if(button2 == 0){
    for (int nota = 0; nota < 156; nota++) {
 
              int duracaodanota = duracaodasnotas[nota];
              tone(8, melodia[nota],duracaodanota);
 
              int pausadepoisdasnotas[] ={150,300,300,100,300,550,575,450,400,500,300,330,150,300,200,200,150,300,150,350,300,150,150,500,450,400,500,300,330,150,300,200,200,150,300,150,350,300,150,150,500,300,100,150,150,300,300,150,150,300,150,100,220,300,100,150,150,300,300,300,150,300,300,300,100,150,150,300,300,150,150,300,150,100,420,450,420,360,300,300,150,300,300,100,150,150,300,300,150,150,300,150,100,220,300,100,150,150,300,300,300,150,300,300,300,100,150,150,300,300,150,150,300,150,100,420,450,420,360,300,300,150,300,150,300,350,150,350,150,300,150,600,150,300,350,150,150,550,325,600,150,300,350,150,350,150,300,150,600,150,300,300,100,300,550,575};
              delay(pausadepoisdasnotas[nota]);}
 
              noTone(8); 
  }
  
  if (button2 ==1){}
  
}