Exercises_Data_Type_Variables

using System;

namespace Exercises_Data_Type_Variables
{
    class Program
    {
        static void Main(string[] args)
        {
            string firstName = Console.ReadLine();
            string secondName = Console.ReadLine();
            byte age = byte.Parse(Console.ReadLine());
            char sex = char.Parse(Console.ReadLine());
            int personalIdNumber = int.Parse(Console.ReadLine());
            int UEN = int.Parse(Console.ReadLine());
            //
            Console.WriteLine($"First name: {firstName}");
            Console.WriteLine($"Second name: {secondName}");
            Console.WriteLine($"Age: {age}");
            Console.WriteLine($"Gender: {sex}");
            Console.WriteLine($"Personal ID: {personalIdNumber}");
            Console.WriteLine($"Unique Employee number: {UEN}");

        }

        private static void Exchange_Variables_Value()
        {
            var a = 5;
            var b = 10;
            var c = 0;

            Console.WriteLine("Before:");
            Console.WriteLine($"a = {a}");
            Console.WriteLine($"b = {b}");
            Console.WriteLine("After:");
            c = a;
            a = b;
            b = c;
            Console.WriteLine($"a = {a}");
            Console.WriteLine($"b = {b}");
        }

        private static void String_Object()
        {
            string hello = "Hello";
            string world = "World";
            object obj = hello + " " + world;
            string str = (string)obj;
            Console.WriteLine(str);
        }

        private static void Bool_Variable()
        {
            string input = Console.ReadLine();
            var isTrue = Convert.ToBoolean(input);
            if (isTrue)
            {
                Console.WriteLine("Yes");
            }
            else
            {
                Console.WriteLine("No");
            }
        }

        private static void Hexadecimal()
        {
            string data = Console.ReadLine();
            var n = Convert.ToInt32(data, 16);
            Console.WriteLine(n.ToString());
        }

        private static void String_Char()
        {
            string f = "Software University";
            char b = 'B';
            char y = 'y';
            char e = 'e';
            string s = "I love programming";
            Console.WriteLine(f);
            Console.WriteLine(b);
            Console.WriteLine(y);
            Console.WriteLine(e);
            Console.WriteLine(s);
        }

        private static void Floating_Numbers()
        {
            decimal n1 = 3.141592653589793238m;
            double n2 = 1.60217657;
            decimal n3 = 7.8184261974584555216535342341M;
            Console.WriteLine(n1);
            Console.WriteLine(n2);
            Console.WriteLine(n3);
        }

        private static void Integers()
        {
            sbyte num1 = -100;
            byte num2 = 128;
            short num3 = -3540;
            ushort num4 = 64876;
            uint num5 = 2147483648;
            int num6 = -1141583228;
            long num7 = -1223372036854775808;
            //
            Console.WriteLine(num1);
            Console.WriteLine(num2);
            Console.WriteLine(num3);
            Console.WriteLine(num4);
            Console.WriteLine(num5);
            Console.WriteLine(num6);
            Console.WriteLine(num7);
        }
    }
}