#include <LiquidCrystal.h> 
LiquidCrystal lcd(13, 12, 11, 10, 9, 8);


const int BUTTON_PIN_increments = 7;
const int BUTTON_PIN_zeros = 5;
const int LED_PIN_increments = 6;
const int LED_PIN_zeros = 4;
const int BUTTON_PIN = 3;
const int LED_PIN = 2;


int Counts = 0;

void setup()
{
  pinMode(BUTTON_PIN_increments, INPUT_PULLUP); 
  pinMode(BUTTON_PIN_zeros, INPUT_PULLUP);
  pinMode(LED_PIN_increments, OUTPUT);  
  pinMode(LED_PIN_zeros, OUTPUT);  
  pinMode(BUTTON_PIN, INPUT_PULLUP);  
  pinMode(LED_PIN, OUTPUT);             
           

  lcd.begin(20, 4);
  lcd.setCursor(0, 0);
  lcd.print("  THE BRIGHT LIGHT ");
  lcd.setCursor(0, 1);
  lcd.print(" Push Button Counter");
  lcd.setCursor(0, 3);
  lcd.print(" Counts: ");
  lcd.print(Counts);
  lcd.print("  ");
}

void loop()
{
  if (digitalRead(BUTTON_PIN_increments) == LOW)
  {
    Counts = Counts + 1;
    lcd.setCursor(0, 3);
    lcd.print(" Counts: ");
    lcd.print(Counts);
    lcd.print("  ");
    digitalWrite(LED_PIN_increments, HIGH);
    delay(200);
    digitalWrite(LED_PIN_increments, LOW);
  }
 
 else if(digitalRead(BUTTON_PIN_zeros) == LOW)
  {
    Counts = 0;
    lcd.setCursor(0, 3);
    lcd.print(" Counts: ");
    lcd.print(Counts);
    lcd.print("  ");
    digitalWrite(LED_PIN_zeros, HIGH);
    delay(200);
    digitalWrite(LED_PIN_zeros, LOW);
  }
else if(digitalRead(BUTTON_PIN) == LOW)
  {
    Counts = Counts -1;
    lcd.setCursor(0, 3);
    lcd.print(" Counts: ");
    lcd.print(Counts);
    lcd.print("  ");
    digitalWrite(LED_PIN, HIGH);
    delay(200);
    digitalWrite(LED_PIN, LOW);
  }
}