//Nome:Estrela José Marcolino

#define PUSH 3

int pushState=0;
int lastpushState=0;
int ledbar[]={27,26,22,21,20,19,18,17,16,15};
void setup() {
 for(int i=0; i<10 ; i++){
  pinMode(ledbar[i], OUTPUT);
 }
 pinMode(PUSH, INPUT_PULLUP);
}
int counter=0;
void loop() {
 
 pushState=digitalRead(PUSH);
if(pushState != lastpushState){
  if(pushState ==1){
     for(int i=0; i<10; i++){
     digitalWrite(ledbar[i], bitRead(counter, i) ?HIGH : LOW);
     }
     counter++;
  }
  delay(50);
}
lastpushState=pushState;

}