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- using System;
- using System.Collections.Generic;
- using System.Linq;
- using System.Text;
- using System.Threading.Tasks;
- namespace CalculatorOne
- {
- class Program
- {
- static void Main(string[] args)
- {
- double num01;
- double num02;
- int userChoice = 1;
- Console.Write ("First Number: ");
- num01 = double.Parse (Console.ReadLine());
- Console.WriteLine ("\nPlease select from one of the following options (1-4)");
- Console.WriteLine ("1 - Addition");
- Console.WriteLine ("2 - Subtraction");
- Console.WriteLine ("3 - Division");
- Console.WriteLine ("4 - Multiplication");
- start:
- userChoice = Int32.Parse (Console.ReadLine());
- switch (userChoice) //Used a bit like an if statement, but tidier and more efficient in this project
- {
- case 1:
- Console.WriteLine("\nAddition Selected: ");
- Console.Write("\nSecond Number: ");
- num02 = double.Parse(Console.ReadLine());
- Console.WriteLine ("\nTotal: " + num01 + " + " + num02 + " = " + (num01 + num02));
- break;
- case 2:
- Console.WriteLine("\nSubtraction Selected: ");
- Console.Write("\nSecond Number: ");
- num02 = double.Parse(Console.ReadLine());
- Console.WriteLine("\nTotal: " + num01 + " - " + num02 + " = " + (num01 - num02));
- break;
- case 3:
- Console.WriteLine("\nDivision Selected: ");
- Console.Write("\nSecond Number: ");
- num02 = double.Parse(Console.ReadLine());
- Console.WriteLine("\nTotal: " + num01 + " / " + num02 + " = " + (num01 / num02));
- break;
- case 4:
- Console.WriteLine("\nMultiplication Selected: ");
- Console.Write("\nSecond Number: ");
- num02 = double.Parse(Console.ReadLine());
- Console.WriteLine("\nTotal: " + num01 + " x " + num02 + " = " + (num01 * num02));
- break;
- default:
- Console.WriteLine("Sorry incorrect input, please select one of the four options listed above.");
- break;
- }
- Console.ReadLine();
- }
- }
- }
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