using System;

using System.Text;

using System.Collections.Generic;

public class Program

{

    public static void Main()

    {

        GetScores(new List<int>() { 3,7,8 }, new List<int>(), 0, 13);

    }

    private static void GetScores(List<int> scores, List<int> possibleScores, int currentScore, int target) {

        if (scores.Count == 0) display(possibleScores);

        if (currentScore == target) {

            display(possibleScores);

        }

        else {

            for (int i=0; i<scores.Count; i++) {

                var score = scores[i];              

                possibleScores.Add(score);

                currentScore += score;

                GetScores(scores, possibleScores, currentScore, target);

                currentScore -= score;

                possibleScores.RemoveAt(possibleScores.Count - 1);

            }

        }

    }

    private static void display(List<int> possibleScores) {

        var sb = new StringBuilder();

        foreach (var score in possibleScores) {

            sb.Append(score).Append(",");

        }

        Console.WriteLine(sb.ToString().TrimEnd(','));

    }

}