//Start Signal

#include <LiquidCrystal_I2C.h>

#define Red_LED_01 10
#define Red_LED_02 11
#define Green_LED 12
#define Start_Button 8

LiquidCrystal_I2C lcd(0x27,16,2);

void setup() {
  // put your setup code here, to run once:
  pinMode(10, OUTPUT);
  pinMode(11, OUTPUT);
  pinMode(12, OUTPUT);
  pinMode(8, INPUT_PULLUP);
  pinMode(9, INPUT);

  lcd.init();
  lcd.backlight();
  
  lcd.setCursor(3,0);
  lcd.print("Welcome To");

  lcd.setCursor(2,1);
  lcd.print("Arduino Uno!");

}

void loop() {
  // put your main code here, to run repeatedly:
    if(digitalRead(Start_Button)==LOW){
    lcd.init();
    lcd.setCursor(5,0);
    lcd.print("Ready?");
    digitalWrite(Red_LED_01, HIGH);
    delay(1500);

    lcd.init();
    lcd. setCursor(4,0);
    lcd.print("Steady?");
    digitalWrite(Red_LED_01, LOW);
    digitalWrite(Red_LED_02, HIGH);
    delay(1500);

    lcd.init();
    lcd.setCursor(7,0);
    lcd.print("GO!");
    digitalWrite(Red_LED_02, LOW);
    digitalWrite(Green_LED, HIGH);
    delay(2000); 

    digitalWrite(Green_LED, LOW);
    delay(500);
  }else{

  }

}