int Counter = 0;
#define ButtonPin 13

void setup() {
  // put your setup code here, to run once:
  pinMode(ButtonPin,INPUT_PULLUP);
  Serial.begin(9600);
  Serial.println("DEC:    BIN:");
}

void loop() {
  // put your main code here, to run repeatedly:
  int ButtonValue = digitalRead(ButtonPin);
  if (ButtonValue == LOW){
    Counter++;

    Serial.print(Counter);
    Serial.print("    ");
    Serial.println(Counter,BIN);
    delay(200);
  }
}