#include <TM1637TinyDisplay.h>;

int counter = 0;
int button1 = 13;
int button2 = 33;
int jmmasuk = 0;
int jmkeluar = 0;
int DIO = 2;
int CLK = 4;
int LED1 = 12;
int LED2 = 14;
int Buzz = 5;
TM1637TinyDisplay display(CLK, DIO);

void setup() { 
  display.begin(); 
  display.showString("12345678");
  Serial.begin(115200);
  pinMode(button1, INPUT_PULLUP);
  pinMode(button2, INPUT_PULLUP);
  pinMode(LED1, OUTPUT); 
  pinMode(LED2, OUTPUT);
  pinMode(Buzz, OUTPUT);
  delay(1000);
}

void printBebas() {
  Serial.print("Masuk  : ");
  Serial.println(jmmasuk);
  Serial.print("Keluar : ");
  Serial.println(jmkeluar); 
  Serial.print("Sisa   : ");
  Serial.println(counter);
  Serial.println("-------------");
  tone(Buzz, 100, 100);
}

void onofLED(){
  if (counter >= 0 && counter <10){
    digitalWrite(LED1, HIGH);
    digitalWrite(LED2, LOW);    
  } else {
    digitalWrite(LED1, LOW);
    digitalWrite(LED2, HIGH);
  }
}

void loop() {
  if (digitalRead(button1) == LOW && counter < 10){
    counter++;
    jmmasuk++;
    printBebas();    
  }  
  if (digitalRead(button2) == LOW && counter > 0){
    counter--;
    jmkeluar++;
    printBebas();   
  }

display.showNumber(counter);
onofLED();
delay(400); 
}