#include <LiquidCrystal.h>
LiquidCrystal lcd (2, 3, 4, 5, 6, 7);

const int g=4;
const int y=2;
const int r=4;

void setup() {
  // put your setup code here, to run once:

  pinMode (11, OUTPUT );
  pinMode (12, OUTPUT );
  pinMode (13, OUTPUT );
}
void loop() {
  lcd.begin(16,2);
  lcd.print ("Green");
  digitalWrite(11, HIGH);
  delay(4000);
  digitalWrite(11,LOW);
  
  lcd.begin(16, 2);
  lcd.print ("Yellow");
  digitalWrite(12, HIGH);
  delay(1500);
  digitalWrite(12, LOW);
  
  lcd.begin(16, 2);
  lcd.print ("Red");
  digitalWrite(13, HIGH);
  delay(4000);
  digitalWrite(13,LOW);

 
  // lcd.setCursor(0, 1);
  //lcd.print(millis()/1000);
}