const int buttonPIN =12;
const int ledPin= 11; 
int buttonState= 0;
ledState = HIGH
int buttonState - LOW

unsigned long deBounceTime= 0;
unsigned long debounceDelay= 50;
void setup() {
  // put your setup code here, to run once:
 pinMode( ledPin,OUTPUT);
 pinMode( buttonPin, INPUT);
 digitalWrite(ledPin, ledstate);
}

void loop() {
  // put your main code here, to run repeatedly:
int reading = digitalRead(buttonPin);
if (reading 1< lastButtonState)
{
 deBounceTime = millis()
}
if millis() - lastDebounceTime > debiunceDelay
{
  
}
}