add two numbers in c#
using System;
namespace Add{
public class Program{
public static int addition(int a, int b){
return (a+b);
}
public static void Main(){
int a,b;
int sum;
Console.Write("Enter first number: ");
a = Convert.ToInt32(Console.ReadLine());
Console.Write("Enter second number: ");
b = Convert.ToInt32(Console.ReadLine());
sum = addition(a,b);
Console.WriteLine("Sum is: " + sum);
}
}
}