What Will Be The Output Of The Following C Codep Pre Langcsharp #177

What will be the output of the following C# code?</p> <pre><code class="language-csharp" line="1"> static void Main(string[] args) { int a = 10 , b = 20; Console.WriteLine("Result before swap is: "+ a +" "+b); swap(ref a, ref b); Console.ReadLine(); } static void swap(ref int i, ref int j) { int t; t = i; i = j; j = t; Console.WriteLine("Result after swap is:"+ i +" "+j); } </code></pre>

This multiple choice question (MCQ) is related to the book/course gs gs108 CSharp. It can also be found in gs gs108 Classes - Reference Variables and Assignment - Quiz No.1.

 static void Main(string[] args) { int a = 10 , b = 20; Console.WriteLine("Result before swap is: "+ a +" "+b); swap(ref a, ref b); Console.ReadLine(); } static void swap(ref int i, ref int j) { int t; t = i; i = j; j = t; Console.WriteLine("Result after swap is:"+ i +" "+j); } 

Result before swap is: 20 10 Result after swap is: 20 10

Result before swap is: 10 20 Result after swap is:20 10

Result before swap is: 10 20 Result after swap is:10 20

Result before swap is: 20 10 Result after swap is:10 20