#include "WiFi.h"
#include <LiquidCrystal_I2C.h>
 
LiquidCrystal_I2C lcd (0x27, 16,2);
void setup() {
  Serial.begin(9600);
  Serial.println("Calculator for Addition!");
  lcd.init();
  lcd.backlight();
  
}

void calculator(){
  Serial.print("Enter 1st number:");
  int num1 = Serial.readString().toInt();
  Serial.println(num1);
  lcd.setCursor (0, 0);
  lcd.print(num1);

  lcd.setCursor (5, 0);
  lcd.print("+");

  Serial.print("Enter 2nd number:");
  int num2 = Serial.readString().toInt();
  Serial.println(num2);
  lcd.setCursor (8, 0);
  lcd.print(num2);

  int result = num1 + num2;2222
  lcd.setCursor (0, 1);
  lcd.print(result);

  delay(1000);
  lcd.clear();

}


void loop() {
delay(2000);
calculator();
}