using System;

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namespace Arihtmetic

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{

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public class Program

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{

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      public static void Main()

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      {                                   int a,b,c;

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                              do

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                              {

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                                          Console.Clear();

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                                    Console.WriteLine("\t***************************************");

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                                  Console.WriteLine("\t ARITHMETIC OPERATION USING SWITCH CASE");

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                                    Console.WriteLine("\t***************************************");

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                                          Console.Write("\t Enter first number:");

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                                          a= Convert.ToInt32(Console.ReadLine());

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                                          Console.Write("\t Enter second number:");

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                                          b = Convert.ToInt32(Console.ReadLine());

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                          Console.WriteLine("\t1. Addition");

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                                          Console.WriteLine("\t2. Subtraction");

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                                          Console.WriteLine("\t3. Multiplication");

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                                          Console.WriteLine("\t4. Division");

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                                          Console.WriteLine("\t5. Modulus");

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                                          Console.Write("\t Enter your choice:");

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                                          c= Convert.ToInt32(Console.ReadLine());

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                                          switch(c)

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                                          {

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                                                      case 1: Console.WriteLine("\n\t Addition is:"+(a+b));

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                                                                  break;

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                                                      case 2: Console.WriteLine("\n\tSubtraction is :"+(a-b));

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                                                                  break;

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                                                      case 3: Console.WriteLine("\n\t Multipliaction is:"+(a*b));

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                                                                  break;

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                                                      case 4: Console.WriteLine("\n\t Division is:"+(a/b));

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                                                                  break;

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                                                      case 5: Console.WriteLine("\n\t Modulus is:"+(a%b));

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                                                                  break;

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                                                      case 6:Console.WriteLine("\n\t Exit the program");

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                                                                  break;

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                                                      default: Console.WriteLine("\n\t Invalid Choice");

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                                                                  break;

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                                          }

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                                          Console.ReadLine();

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                              }while(c!=6);

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      }

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}

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}