FiveNumbersCombinationsGiving0Arrays_2023

using System;
using System.Collections.Generic;

public class ZeroSumCombinations
{
    public static void Main()
    {
        int[] numbers = { 2, -2, 3, -3, 4 }; // Example input

        // Pairs
        for (int i = 0; i < 5; i++)
        {
            for (int j = i + 1; j < 5; j++)
            {
                if (numbers[i] + numbers[j] == 0)
                {
                    Console.WriteLine($"Pair: {numbers[i]}, {numbers[j]}");
                }
            }
        }

        // Triples
        for (int i = 0; i < 5; i++)
        {
            for (int j = i + 1; j < 5; j++)
            {
                for (int k = j + 1; k < 5; k++)
                {
                    if (numbers[i] + numbers[j] + numbers[k] == 0)
                    {
                        Console.WriteLine($"Triple: {numbers[i]}, {numbers[j]}, {numbers[k]}");
                    }
                }
            }
        }

        // Quadruples
        for (int i = 0; i < 5; i++)
        {
            for (int j = i + 1; j < 5; j++)
            {
                for (int k = j + 1; k < 5; k++)
                {
                    for (int l = k + 1; l < 5; l++)
                    {
                        if (numbers[i] + numbers[j] + numbers[k] + numbers[l] == 0)
                        {
                            Console.WriteLine($"Quadruple: {numbers[i]}, {numbers[j]}, {numbers[k]}, {numbers[l]}");
                        }
                    }
                }
            }
        }

        // Quintuples
        if (numbers[0] + numbers[1] + numbers[2] + numbers[3] + numbers[4] == 0)
        {
            Console.WriteLine($"Quintuple: {numbers[0]}, {numbers[1]}, {numbers[2]}, {numbers[3]}, {numbers[4]}");
        }
    }
}