#include <Wire.h>
#include <LiquidCrystal_I2C.h>
LiquidCrystal_I2C a(0x27, 16, 2);
int b = 1;
int c = 1;  

void setup() {
  a.init();
  a.backlight();
  a.setCursor(1, 0);
  a.print("projek lcd &");
  a.setCursor(0, 1);
  a.print("projek lampu 5");
  pinMode(7, INPUT_PULLUP);
  pinMode(2, OUTPUT);
  pinMode(3, OUTPUT);
  pinMode(4, OUTPUT);
  pinMode(5, OUTPUT);
  pinMode(6, OUTPUT);
}

void loop() {
  if (digitalRead(7) == 0) {
    b++;
    digitalWrite(b, HIGH);

    
    String colors[] = {"Hijau Muda", "Orange", "Biru Muda", "Ungu Muda", "Biru Tua"};

    a.clear();
    a.setCursor(3, 0);
    a.print("lampu  ");
    a.setCursor(1, 1);
    a.print(colors[c - 1]);
    a.print(" nyala");
    delay(500);
    c++;
  }

  if (b == 7) {
    a.clear();
    a.setCursor(0, 0);
    a.print("semua lampu mati");
    a.setCursor(0, 1);
    a.print("project arduino");
    digitalWrite(2, LOW);
    digitalWrite(3, LOW);
    digitalWrite(4, LOW);
    digitalWrite(5, LOW);
    digitalWrite(6, LOW);
    b = 1;
    c = 1;
  }
  
}