using System;

class Program17

{

static void Main(string[] args)

{

// Call a subroutine

SayHello();

​

// Call a function

​

int result = AddTwoNumbers(5, 7);

​

Console. WriteLine("The Sum of the 2 numbers using Functions is:" + result);

}

​

// This is a subroutine

​

static void SayHello()

{

Console.WriteLine("Hello Guys ! This is called Subroutines !!! ");

}

// This is a function

static int AddTwoNumbers(int a, int b)

{

return a + b;

}

}

​