#include "WiFi.h"
#include <LiquidCrystal_I2C.h>

LiquidCrystal_I2C lcd (0x27,16,2);

void setup() {
  // put your setup code here, to run once:
  lcd.init();
  lcd.backlight();
  Serial.begin(9600);
  Serial.print("Calculator for Addition");

}

void loop() {
  calculator();
}

void calculator(){
  Serial.println("Enter 1st Number: ");
  int  num1 =  Serial.readString().toInt();
  lcd.setCursor(0,0);
  lcd.print(num1);
  Serial.print(num1);
  lcd.setCursor(5,0);
  lcd.print("+");
  delay(1000);
  Serial.println("Enter 2nd Number: ");
  int  num2 =  Serial.readString().toInt();
  lcd.setCursor(8,0);
  lcd.print(num2);
  Serial.print(num2);
  lcd.setCursor(0,1);
  int result =  num1 + num2;
  lcd.print(result);
  Serial.println(result);
  delay(2000);
  lcd.clear();

}