ExamTask6(Two_Numbers_Sum)

using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;

namespace Two_Numbers_Sum
{
    class Program
    {
        static void Main(string[] args)
        {
            var firstNumber = int.Parse(Console.ReadLine());
            var secondNumber = int.Parse(Console.ReadLine());
            var magicNumber = int.Parse(Console.ReadLine());
            var count = 0;

            for(int i = firstNumber; i >= secondNumber; i--)
            {
                for(int j = firstNumber; j >= secondNumber; j--)
                {
                    count++;
                    if(i + j == magicNumber)
                    {
                        Console.WriteLine($"Combination N:{count} ({i} + {j} = {magicNumber})");
                        return;
                    }
                }
            }
            Console.WriteLine("{0} combinations - neither equals {1}", count, magicNumber);
        }
    }
}