#include <Wire.h>
#include <LiquidCrystal_I2C.h>
#include <math.h>

/*
Development Board :ESP32
Student           : Maather Mohammed
Student ID        : 202413275
*/

// LCD configuration (I2C address 0x27)
LiquidCrystal_I2C lcd(0x27,16,2);

void setup() {

  // Configure ESP32 I2C communication
  Wire.begin(21,22);

  // Initialize the LCD
  lcd.init();
  lcd.backlight();

  // Save the benchmark starting time
  unsigned long startTime = millis();

  // Variable used for mathematical operations
  volatile float result = 0;

  // Execute the benchmark calculations
  for (int i = 1; i <= 5000; i++) {
    result += sqrt(i) * sin(i);
  }

  // Measure the elapsed execution time
  unsigned long duration = millis() - startTime;

  // Present the results on the LCD
  lcd.clear();

  lcd.setCursor(0,0);
  lcd.print("Maather Mohammed");

  lcd.setCursor(0,1);
  lcd.print("Time: ");
  lcd.print(duration);
  lcd.print(" ms");
}

void loop() {

  // No continuous processing is required

}