/*
 * S01-08 
 * Contional Statement 1
   Please watch video instruction here https://youtu.be/Mky-04NH_CQ
 This code is available at http://robojax.com/course1/?vid=lecture08
 
with over 100 lectures Free On  YouTube Watch it here http://robojax.com/L/?id=338
Get the code for the course: http://robojax.com/L/?id=339 
 * Written by Ahmad Shamshiri for Robojax, robojax.com http:youTube.com/robojaxTV

 * at 22:27 on Feb 07, 2019 in Ajax, Ontario, Canada
 */

#include <LiquidCrystal_I2C.h>

LiquidCrystal_I2C lcd(0x27, 20, 4);

int mark = 60;
char grade;

void setup() {

  lcd.init();
  lcd.backlight();
  lcd.setCursor(1, 0);
  lcd.print("Hello, Wokwi!");
  delay(5000);
  lcd.clear();
  
  if(mark>=90 && mark<=100){
    grade ='A';
  }else if(mark>=80 && mark<=89){
    grade ='B';
  }else if(mark>=70 && mark<=79){
    grade ='C';
  }else if(mark>=60 && mark<=69){
    grade ='D';
  }else{
    grade ='F';
  }

  lcd.init();
  lcd.backlight();
  lcd.setCursor(1, 0);
  lcd.print("Grade is:");
  lcd.print(grade);


}

void loop() {
  	//Robojax Step By Step Arduino Course http://robojax.com/L/?id=338

}