#include <LiquidCrystal_I2C.h>
LiquidCrystal_I2C lcd(0x27,16,2);
int r=13,g=12,y=11,b=10;
int bu=5;
int count=0;
void setup() {
  // put your setup code here, to run once:
  lcd.begin(16,2);
  lcd.backlight();
  for(int i=10;i<=13;i++)
  {
    pinMode(i, OUTPUT);
  }
  pinMode(bu, INPUT);
}

void loop() {
  // put your main code here, to run repeatedly:
if(digitalRead(bu)==HIGH)
{
  count++;
}
if(count==-1 || count==5)
{
  count=0;
}
if(count==1)
{
  lcd.clear();
  digitalWrite(g, LOW);
  digitalWrite(r, HIGH);
  lcd.setCursor(0,0);
  lcd.print("STOP");
}
else if(count==2)
{
  lcd.clear();
  digitalWrite(r, LOW);
  digitalWrite(b, HIGH);
  lcd.setCursor(0,0);
  lcd.print("PADESTRING GO");
}
else if(count==3)
{
  lcd.clear();
  digitalWrite(b, LOW);
  digitalWrite(y, HIGH);
  lcd.setCursor(0,0);
  lcd.print("READY");
}
else if(count==4)
{
  lcd.clear();
  digitalWrite(y, LOW);
  digitalWrite(g, HIGH);
  lcd.setCursor(0,0);
  lcd.print("GO");
}
delay(200);
}