DataTypeVariables_Exercises

using System;
using System.Collections.Generic;
using System.Numerics;

namespace DataTypeVariables
{
    class Program
    {
        static void Main(string[] args)
        {
        }

        private static void Compare_FloatingNumbers()
        {
            var diff = 0.0;
            var a = double.Parse(Console.ReadLine());
            var b = double.Parse(Console.ReadLine());
            //
            const double eps = 0.000001;
            diff = a - b;
            diff = Math.Abs(diff);
            if (diff < eps)
            {
                Console.WriteLine("True");
            }
            else
            {
                Console.WriteLine("False");
            }
            //Console.WriteLine(diff);
        }

        private static void DifferentInteger_Size()
        {
            //Console.WriteLine(long.MaxValue); ///9223372036854775807
            //Console.WriteLine(value: sbyte.MinValue); //
            var integer = BigInteger.Parse(Console.ReadLine());
            //
            List<string> printData = new List<string>();

            var sbytee = integer >= sbyte.MinValue && integer <= sbyte.MaxValue;
            var bytee = integer >= byte.MinValue && integer <= byte.MaxValue;
            var shortt = integer >= short.MinValue && integer <= short.MaxValue;
            var ushortt = integer >= ushort.MinValue && integer <= ushort.MaxValue;
            var intt = integer >= int.MinValue && integer <= int.MaxValue;
            var uintt = integer >= uint.MinValue && integer <= uint.MaxValue;
            var longg = integer >= long.MinValue && integer <= long.MaxValue;
            var ulongg = integer >= ulong.MinValue && integer <= ulong.MaxValue;
            //
            if (sbytee)
            {
                var temp = "* sbyte";
                printData.Add(temp);
            }
            if (bytee)
            {
                var temp = "* byte";
                printData.Add(temp);
            }
            if (shortt)
            {
                var temp = "* short";
                printData.Add(temp);
            }
            if (ushortt)
            {
                var temp = "* ushort";
                printData.Add(temp);
            }
            if (intt)
            {
                var temp = "* int";
                printData.Add(temp);
            }
            if (uintt)
            {
                var temp = "* uint";
                printData.Add(temp);
            }
            if (longg)
            {
                var temp = "* long";
                printData.Add(temp);
            }

            if (sbytee || bytee || shortt || ushortt || intt || uintt || longg)
            {
                Console.WriteLine($"{integer} can fit in:");
                foreach (var data in printData)
                {
                    Console.WriteLine(data);
                }
            }
            else
            {
                Console.WriteLine($"{integer} can't fit in any type");
            }
        }

        private static void ThePhotographer()
        {
            //Thea => the Photographer :)
            var numPictures = int.Parse(Console.ReadLine());
            var filterTime = int.Parse(Console.ReadLine());
            var percentOfGoodPic = Math.Ceiling(double.Parse(Console.ReadLine()));
            var uploadTime = int.Parse(Console.ReadLine());
            //
            var sortetPic = (numPictures * (percentOfGoodPic)) / 100.0;
            //
            long timeFilter = numPictures * filterTime;
            long timeUpload = (long)(Math.Ceiling(sortetPic) * uploadTime);
            long allTime = timeUpload + timeFilter;
            //
            TimeSpan t = TimeSpan.FromSeconds(allTime);
            string printTime = string.Format($"{t.Days}:{t.Hours:d2}:{t.Minutes:d2}:{t.Seconds:d2}");
            Console.WriteLine(printTime);
        }

        private static void Print_Character()
        {
            int start = int.Parse(Console.ReadLine());
            int end = int.Parse(Console.ReadLine());
            //
            string temp = "";
            //
            List<int> num = new List<int>();
            for (int i = start; i <= end; i++)
            {
                num.Add(i);
            }
            foreach (char item in num)
            {
                temp += item + " ";
            }
            Console.WriteLine(temp);
        }

        private static void Refacktor_PrimeNumber()
        {
            int num = int.Parse(Console.ReadLine());
            for (int i = 2; i <= num; i++)
            {
                bool checkForPrime = true;
                for (int j = 2; j <= Math.Sqrt(i); j++)
                {
                    if (i % j == 0)
                    {
                        checkForPrime = false;
                        break;
                    }
                }
                Console.WriteLine($"{i} -> {checkForPrime}");
            }
        }

        private static void Hexadecima_Binary()
        {
            var num = int.Parse(Console.ReadLine());
            var hexadecimal = (Convert.ToString(num, 16).ToUpper());
            string binary = Convert.ToString(num, 2);
            Console.WriteLine(hexadecimal);
            Console.WriteLine((binary));
        }

        private static void Vowel_Digit()
        {
            var input = Console.ReadLine();
            var print = "";
            if (input == "a" || input == "A" || input == "O" || input == "o" || input == "I" || input == "i" || input == "e" || input == "E"
                || input == "U" || input == "u")
            {
                print = "vowel";
            }
            else if (input == "0" || input == "1" || input == "2" || input == "3" || input == "4" || input == "5" || input == "6" || input == "7" || input == "8" ||
                input == "9")
            {
                print = "digit";
            }
            else
            {
                print = "other";
            }
            Console.WriteLine(print);
        }

        private static void Rectangle_Properties()
        {
            double a = double.Parse(Console.ReadLine());
            double b = double.Parse(Console.ReadLine());
            //
            var perimeter = (a * 2) + (b * 2);
            var area = a * b;
            var diagonal = a * a + b * b;
            Console.WriteLine(perimeter);
            Console.WriteLine(area);
            Console.WriteLine(Math.Sqrt(diagonal));
        }

        private static void Convert_Metrics()
        {
            int distanceMeters = int.Parse(Console.ReadLine());
            var hours = decimal.Parse(Console.ReadLine());
            var minutes = decimal.Parse(Console.ReadLine());
            var seconds = decimal.Parse(Console.ReadLine());
            //
            var metersPerSeconds = ((hours * 60) + minutes) * 60;
            float meterPerSec = (float)distanceMeters / (float)metersPerSeconds;
            //
            var metersToKm = distanceMeters / 1000;
            var time = (((seconds / 60) + minutes) / 60) + hours;
            float kmPerHours = (float)metersToKm / (float)time;
            //
            //Assume 1 mile = 1609 meters.
            var metersToMile = distanceMeters / 1609.0;
            var timeMile = (((seconds / 60) + minutes) / 60) + hours;
            float milePerHour = (float)metersToMile / (float)timeMile;

            Console.WriteLine($"{Math.Round(meterPerSec, 7)}");
            Console.WriteLine($"{Math.Round(kmPerHours, 7)}");
            Console.WriteLine($"{Math.Round(milePerHour, 7)}");
        }

        private static void CenturiesToNanoseconds()
        {
            byte centuries = byte.Parse(Console.ReadLine());
            int years = centuries * 100;
            int days = (int)((double)years * 365.2422);
            long hours = days * 24;
            long minutes = hours * 60;
            long secundes = minutes * 60;
            long millieseconds = secundes * 1000;
            decimal microseconds = millieseconds * 1000;
            decimal nanoseconds = microseconds * 1000;
            Console.WriteLine($"{centuries} centuries = {years} years = {days} days = {hours} hours = {minutes}" +
                $" minutes = {secundes} seconds = {millieseconds}" +
                $" milliseconds = {microseconds} microseconds = {nanoseconds} nanoseconds");
        }

        private static void ReverseString()
        {
            string letter1 = Console.ReadLine();
            string letter2 = Console.ReadLine();
            string letter3 = Console.ReadLine();

            string str = (letter1 + letter2 + letter3);
            string revers = "";
            for (int i = str.Length - 1; i >= 0; i--)
            {
                revers += str[i];
            }
            Console.WriteLine(revers);
        }

        private static void EmployeeData()
        {
            string firstName = Console.ReadLine();
            string secondName = Console.ReadLine();
            byte age = byte.Parse(Console.ReadLine());
            char sex = char.Parse(Console.ReadLine());
            long personalIdNumber = long.Parse(Console.ReadLine());
            int UEN = int.Parse(Console.ReadLine());
            //
            Console.WriteLine($"First name: {firstName}");
            Console.WriteLine($"Last 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);
        }
    }
}