using System;

public class Program

{

    public static void Main()

    {

        int num1 = 10;

double num2 = 1.5;

double sum = num1 + num2;

double avg = sum / 2;

Console.WriteLine(avg);

num1 = num1 + 7;

num2 = num2 * 6;

​

// Calculate my age

int currentYear = 2024;

​

Console.WriteLine("Please read my born year");

string born = Console.ReadLine();

int bornYear = int.Parse(born);

​

int age = currentYear - bornYear;

Console.WriteLine($"I was born in {bornYear} My age is:{age}");

​

// Rectangle

Console.WriteLine("What is the rectangle length");

string ln = Console.ReadLine();

double length = double.Parse(ln);

​

Console.WriteLine("What is the rectangle width");

string wd = Console.ReadLine();

double width = double.Parse(wd);

​

double area = length * width;

double perimeter = 2 * (length + width);

Console.WriteLine($"The area is {area}, the hekef is {perimeter}");

    }

}