using System;

public class Program

{

    public static void Main()

    {

        string[,] edges = new string[,] { {"A", "B", "2"},

                                          {"A", "C", "3"},

                                          {"A", "E", "10"},

                                          {"B", "C", "5"},

                                          {"B", "D", "10"},

                                          {"C", "D", "2"},

                                          {"D", "E", "5"},

                                          {"E", "B", "3"}

                                        }; 

        string[] temp = new string[3];

        for (int i = 0; i < edges.GetLength(0) - 1; i++){

            int j;

            j = 0;

            for (; j < edges.GetLength(0) - 1; j++){

                if (Int32.Parse(edges[j, 2]) > Int32.Parse(edges[j + 1, 2])){

                    //make a swap

                    //put array record j into temp holder

                    temp[0] = edges[j, 0];

                    temp[1] = edges[j, 1];

                    temp[2] = edges[j, 2];

                    //copy j + 1 into j

                    edges[j, 0] = edges[j + 1, 0];

                    edges[j, 1] = edges[j + 1, 1];

                    edges[j, 2] = edges[j + 1, 2];

                    //copy temp into j + 1

                    edges[j + 1, 0] = temp[0];

                    edges[j + 1, 1] = temp[1];

                    edges[j + 1, 2] = temp[2];

                }

            }

        }

​

        for (int i = 0; i < edges.GetLength(0) - 1; i++){

            Console.WriteLine(edges[i, 0] + " , " + edges[i, 1] + " , " + edges[i, 2]);

        }

    }

}