namespace RecursiveSum
{
using System;
class MainClass {
static void Main() {
var result = SumCalculator.Calculate(5);
Console.WriteLine(result);
}
}
}
namespace RecursiveSum
{
using static System.Console;
public static class SumCalculator
{
public static int Calculate(int value)
{
if (value == 0)
return 0;
return value + Calculate(value - 1);
}
}
}