void setup(){
pinMode(13, OUTPUT);
pinMode(12, OUTPUT);
pinMode(11, OUTPUT);
pinMode(10, OUTPUT);
pinMode(9, OUTPUT);
pinMode(8, OUTPUT);
pinMode(7, OUTPUT);
pinMode(6, OUTPUT);

pinMode(A0, OUTPUT);
pinMode(A1, OUTPUT);
pinMode(A2, OUTPUT);
pinMode(A3, OUTPUT);

pinMode(4, INPUT_PULLUP);
pinMode(3, INPUT_PULLUP);
pinMode(2, INPUT_PULLUP);
pinMode(1, INPUT_PULLUP);
Serial.begin(9600);

}

void loop(){
digitalWrite(A3, LOW);
digitalWrite(A2, HIGH);
digitalWrite(A1, HIGH);
digitalWrite(A0, HIGH);
delay(1);
if(!digitalRead(5)){//tmbl satu
 digitalWrite(13, LOW);
 digitalWrite(12, HIGH);
 digitalWrite(11, HIGH);
 digitalWrite(10, LOW);
 digitalWrite(9, LOW);
 digitalWrite(8, LOW);
 digitalWrite(7, LOW);
 digitalWrite(6, LOW);
delay(3);
}

if(!digitalRead(4)){
  digitalWrite(13, LOW);
  digitalWrite(11, HIGH)
  digitalWrite(12, HIGH);
  digitalWrite(10, LOW);
  digitalWrite(9, LOW);
  digitalWrite(8, HIGH);
  digitalWrite(7, HIGH);
  digitalWrite(6, LOW);
  delay(3);}
if(!digitalRead(3)){
  digitalWrite(13, HIGH);
  digitalWrite(12, HIGH);
  digitalWrite(11, HIGH);
  digitalWrite(10, LOW);
  digitalWrite(9, LOW);
  digitalWrite(8, LOW);
  digitalWrite(7, LOW);
  digitalWrite(6, LOW);
  delay(3);}
if(!digitalRead(2)){
  digitalWrite(13, HIGH);
  digitalWrite(12, HIGH);
  digitalWrite(11, HIGH);
  digitalWrite(10, HIGH);
  digitalWrite(9, HIGH);
  digitalWrite(8, LOW);
  digitalWrite(7, HIGH);
  digitalWrite(6,)
}
}