using System;

​

namespace h

{

    class Program

    {

        static void Main(string[] args)

        {

            Console.WriteLine("enter 3 numbers");

            double num1 = double.Parse(Console.ReadLine());

            double num2 = double.Parse(Console.ReadLine());

            double num3 = double.Parse(Console.ReadLine());

            if (num1 <= num2 && num1 <= num3)

            {

                Console.WriteLine(num1);

            }

            else if (num2 <= num1 && num2 <= num3)

            {

                Console.WriteLine(num2);

            }

            else 

            {

                Console.WriteLine(num3);

            }

​

​

            Console.WriteLine("enter 3 numbers");

            double a = double.Parse(Console.ReadLine());

            double b = double.Parse(Console.ReadLine());

            double c = double.Parse(Console.ReadLine());

            if (a <= b)

            {

                if (a <= c)

                {

                    Console.WriteLine(a);

                }

            }

            else if (b <= a)

            {

                if (b <= c)

                {

                    Console.WriteLine(b);

                }

                else if (c <= a)

                {

                    if (c <= b)

                    {

                        Console.WriteLine(c);

                    }

​

                }

            }

        }

    }

} 

​

​

​

​

using System;

​

namespace h1

{

    class Program

    {

        static void Main(string[] args)

        {

            Console.WriteLine("insert a number");

            double num = double.Parse(Console.ReadLine());

            Console.WriteLine((num >= 0) ? num : -num);

        }

    }

} 

​

using System;

​

namespace ConsoleApp1

{

    class Program

    {

        static void Main(string[] args)

        {

            ////exc 1: 

            //int studentsOnBus = 50;

            //Console.WriteLine("how many students are there in the grade?");

            //int studentsNum = int.Parse(Console.ReadLine());

            //int extraBus = (studentsNum % studentsOnBus == 0) ? 0 : 1;

            //Console.WriteLine("you need to order {0} buses", (studentsNum % studentsOnBus == 0) ? studentsNum / studentsOnBus : studentsNum / studentsOnBus +1);

​

            ////exc 2: 

            //Console.WriteLine("how many shirts did the agent sell?");

            //int shirtsSold = int.Parse(Console.ReadLine());

            //Console.WriteLine("how much does a shirt cost?");

            //double shirtPrice = double.Parse(Console.ReadLine());

            //Console.WriteLine("the agent should get {0} shekels",shirtPrice * 0.12 * shirtsSold);

​

            ////exc 3: 

            //Console.WriteLine("please enter two variables");

            //double var1 = double.Parse(Console.ReadLine());

            //double var2 = double.Parse(Console.ReadLine());

            //double var3 = double.Parse(Console.ReadLine());

            //var3 = var1;

            //var1 = var2;

            //var2 = var3;

​

            ////exc 4: 

            //Console.WriteLine("enter your first name");

            //string usersFirstName = Console.ReadLine();

            //Console.WriteLine("enter your last name");

            //string usersLastName = Console.ReadLine();

            //string myName = "YALI";

            //Console.WriteLine("hello {0}!", (usersFirstName.ToUpper() == myName) ? usersFirstName + " " + usersLastName + ", we share the same name" : usersFirstName + usersLastName); 

​

            //exc 6:

            Console.WriteLine("enter the sum of all costs");

            double sumOfCosts = double.Parse(Console.ReadLine());

            Console.WriteLine("enter the amount of money given to the cashier");

            double moneyGiven = double.Parse(Console.ReadLine());

            double excess = moneyGiven - sumOfCosts;

            if (excess >= 0)

            {

                int shekels200 = (int)excess / 200;

                int shekels100 = (int)excess % 200 / 100;

                int shekels50 = (int)excess % 200 % 100 / 50;

                int shekels20 = (int)excess % 200 % 100 % 50 / 20;

                int shekels10 = (int)excess % 200 % 100 % 50 % 20 / 10;

                int shekels5 = (int)excess % 200 % 100 % 50 % 20 % 10 / 5;

                int shekels2 = (int)excess % 200 % 100 % 50 % 20 % 10 % 5 / 2;

                int shekels1 = (int)excess % 200 % 100 % 50 % 20 % 10 % 5 % 2 / 1;

                int shekels05 = (int)(excess % 1 / 0.5);

                int shekels01 = (int)(excess % 1 % 0.5 / 0.1);

                Console.WriteLine((shekels200 != 0) ? shekels200 + " bills of 200" : "");

                Console.WriteLine((shekels100 != 0) ? shekels100 + " bills of 100" : "");

                Console.WriteLine((shekels50 != 0) ? shekels50 + " bills of 50" : "");

                Console.WriteLine((shekels20 != 0) ? shekels20 + " bills of 20" : "");

                Console.WriteLine((shekels10 != 0) ? shekels10 + " coins of 10" : "");

                Console.WriteLine((shekels5 != 0) ? shekels5 + " coins of 5" : "");

                Console.WriteLine((shekels2 != 0) ? shekels2 + " coins of 2" : "");

                Console.WriteLine((shekels1 != 0) ? shekels1 + " coins of 1" : "");

                Console.WriteLine((shekels05 != 0) ? shekels05 + " coins of 0.5" : "");

                Console.WriteLine((shekels01 != 0) ? shekels01 + " coins of 0.1" : "");

            }

            else

                Console.WriteLine("you should've payed more");

​

​

​

​

        }

    }

}

​

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