#include <LiquidCrystal.h>


LiquidCrystal lcd(12, 11, 10, 9, 8, 7);

const int sw1 = 6;
const int sw2 = 5;
const int sw3 = 4;
const int sw4 = 3;

void setup() {

  pinMode( sw1, INPUT);
  pinMode( sw2, INPUT);
  pinMode( sw3, INPUT);
  pinMode( sw4, INPUT);
  lcd.begin(16, 2);
  // you can now interact with the LCD, e.g.:
  lcd.setCursor(0,0);
  lcd.print("WELCOME TO");
  lcd.setCursor(0,1);
  lcd.print("SUPER MARKET");
  delay(3000);
  lcd.clear();
  lcd.print("Please Add Items");
  delay(3000);
  lcd.clear();
}
void loop() {
  int value ;
  value = digitalRead(sw1);
  if(value == HIGH)
  {
    lcd.clear();
    lcd.setCursor(0,0);
    lcd.print("Milk Products");
    delay(1000);
  }
  int a;
  a = digitalRead(sw2);
  if(a == HIGH)
  {
    lcd.clear();
    lcd.setCursor(0,0);
    lcd.print("Butter Added");
    delay(1000);
    lcd.setCursor(0,1);
    lcd.print("Price = 20Rs");
    delay(1000);
  }
  int b;
  b = digitalRead(sw3);
  if(b==HIGH)
  {
    lcd.clear();
    lcd.setCursor(0,0);
    lcd.print("Panneer Added");
    delay(1000);
    lcd.setCursor(0,1);
    lcd.print("Price = 20Rs");
    delay(1000);
  }
  int c;
  c = digitalRead(sw4);
  if(c==HIGH)
  {
    lcd.clear();
    lcd.setCursor(0,0);
    lcd.print("THANK YOU");
    delay(1000);
  }

  
}